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Toxication , toxification or toxicity exaltation is the conversion of a chemical compound into a more toxic form in living organisms or in substrates such as soil or water . The conversion can be caused by enzymatic metabolism in the organisms, as well as by abiotic chemical reactions . While the parent drug is usually... | https://en.wikipedia.org/wiki/Toxication |
Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism . [ 1 ] Toxicity can refer to the effect on a whole organism, such as an animal , bacterium , or plant , as well as the effect on a substructure of the organism, such as a cell ( cytotoxicity ) or an organ ... | https://en.wikipedia.org/wiki/Toxicity |
In 40 CFR 156.62 , the EPA established four Toxicity Categories for acute hazards of pesticide products, with "Category I" being the highest toxicity category ( toxicity class ). Most human hazard, precautionary statements, and human personal protective equipment statements are based upon the Toxicity Category of the p... | https://en.wikipedia.org/wiki/Toxicity_category_rating |
Toxicity characteristic leaching procedure (TCLP) is a soil sample extraction method for chemical analysis employed as an analytical method to simulate leaching through a landfill . The testing methodology is used to determine if a waste is characteristically hazardous, i.e., classified as one of the "D" listed wastes... | https://en.wikipedia.org/wiki/Toxicity_characteristic_leaching_procedure |
Toxicity class refers to a classification system for pesticides that has been created by a national or international government-related or -sponsored organization. It addresses the acute toxicity of agents such as soil fumigants , fungicides , herbicides , insecticides , miticides , molluscicides , nematicides , or rod... | https://en.wikipedia.org/wiki/Toxicity_class |
Toxicity labels [ 1 ] viz; red label , yellow label , blue label and green label are mandatory labels employed on pesticide containers in India identifying the level of toxicity (that is, the toxicity class ) of the contained pesticide. [ 1 ] [ 2 ] [ 3 ] The schemes follows from the Insecticides Act of 1968 [ 1 ] and t... | https://en.wikipedia.org/wiki/Toxicity_label |
Toxicodynamics , termed pharmacodynamics in pharmacology , describes the dynamic interactions of a toxicant with a biological target and its biological effects. [ 1 ] A biological target , also known as the site of action, can be binding proteins, ion channels , DNA , or a variety of other receptors. When a toxicant en... | https://en.wikipedia.org/wiki/Toxicodynamics |
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Toxicofera ( Latin for " toxin -bearers") is a proposed clade of scaled reptiles (squamates) that includes the Serpentes (snakes), Anguimorpha ( monitor lizards , beaded lizards , and alligator lizards ) and Iguania ( iguanas , agamas , and chameleons ). Toxicofera contains about 4,600 species (nearly ... | https://en.wikipedia.org/wiki/Toxicofera |
Toxicogenomics is a subdiscipline of pharmacology that deals with the collection, interpretation, and storage of information about gene and protein activity within a particular cell or tissue of an organism in response to exposure to toxic substances . Toxicogenomics combines toxicology with genomics or other high-thro... | https://en.wikipedia.org/wiki/Toxicogenomics |
Toxicokinetics (often abbreviated as 'TK') is the description of both what rate a chemical will enter the body and what occurs to excrete and metabolize the compound once it is in the body.
It is an application of pharmacokinetics to determine the relationship between the systemic exposure of a compound and its toxici... | https://en.wikipedia.org/wiki/Toxicokinetics |
Toxicology is a scientific discipline , overlapping with biology , chemistry , pharmacology , and medicine , that involves the study of the adverse effects of chemical substances on living organisms [ 1 ] and the practice of diagnosing and treating exposures to toxins and toxicants . The relationship between dose and i... | https://en.wikipedia.org/wiki/Toxicology |
Toxicology of carbon nanomaterials is the study of toxicity in carbon nanomaterials like fullerenes and carbon nanotubes .
A review of works on fullerene toxicity by Lalwani et al. found little evidence that C 60 is toxic. [ 1 ] The toxicity of these carbon nanoparticles varies with dose, duration, type (e.g., C 60 , ... | https://en.wikipedia.org/wiki/Toxicology_of_carbon_nanomaterials |
The toxicology of fire ant venom is relatively well studied. The venom plays a central role in the biology of Red imported fire ants , such as in capturing prey, [ 1 ] and in defending itself from competitors, [ 2 ] assailants, [ 3 ] and diseases. [ 4 ] Some 14 million people are stung annually in the United States, [ ... | https://en.wikipedia.org/wiki/Toxicology_of_red_imported_fire_ant_venom |
Toxicology testing , also known as safety assessment , or toxicity testing , is the process of determining the degree to which a substance of interest negatively impacts the normal biological functions of an organism, given a certain exposure duration, route of exposure, and substance concentration. [ 1 ]
Toxicology t... | https://en.wikipedia.org/wiki/Toxicology_testing |
A toxicophore is a chemical structure or a portion of a structure (e.g., a functional group ) that is related to the toxic properties of a chemical. Toxicophores can act directly (e.g., dioxins ) or can require metabolic activation (e.g., tobacco-specific nitrosamines ).
Most toxic substances exert their toxicity thro... | https://en.wikipedia.org/wiki/Toxicophore |
Toxicovigilance is the process of identifying and evaluating the risks of poisoning that exist within a community, and proposing and evaluating measures taken to reduce, eliminate or manage them. More specifically, the goal of toxicovigilance is to identify specific circumstances or agents giving rise to poisoning, or ... | https://en.wikipedia.org/wiki/Toxicovigilance |
The Toxics Release Inventory ( TRI ) is a publicly available database containing information on toxic chemical releases and other waste management activities in the United States .
The database is available from the United States Environmental Protection Agency (EPA) and contains information reported annually by some ... | https://en.wikipedia.org/wiki/Toxics_Release_Inventory |
A toxidrome (a portmanteau of toxic and syndrome , coined in 1970 by Mofenson and Greensher [ 2 ] ) is a syndrome caused by a dangerous level of toxins in the body. It is often the consequence of a drug overdose . Common symptoms include dizziness , disorientation , nausea , vomiting and oscillopsia . It may indicate a... | https://en.wikipedia.org/wiki/Toxidrome |
A toxin is a naturally occurring poison [ 1 ] produced by metabolic activities of living cells or organisms . [ 2 ] They occur especially as proteins , often conjugated . [ 3 ] The term was first used by organic chemist Ludwig Brieger (1849–1919), [ 4 ] derived from toxic .
Toxins can be small molecules , peptides , o... | https://en.wikipedia.org/wiki/Toxin |
TADB is a database of Type 2 toxin-antitoxin loci in bacterial and archaeal genomes . [ 1 ]
This Biological database -related article is a stub . You can help Wikipedia by expanding it . | https://en.wikipedia.org/wiki/Toxin-antitoxin_database |
The Toxin and Toxin-Target Database (T3DB) , [ 1 ] [ 2 ] also known as the Toxic Exposome Database , is a freely accessible online database of common substances that are toxic to humans, along with their protein , DNA or organ targets . The database currently houses nearly 3,700 toxic compounds or poisons described by ... | https://en.wikipedia.org/wiki/Toxin_and_Toxin-Target_Database |
Toxinology is a subfield of toxicology dedicated to toxic substances produced by or occurring in living organisms. [ 1 ] [ 2 ] | https://en.wikipedia.org/wiki/Toxinology |
A toxoid is an inactivated toxin (usually an exotoxin ) whose toxicity has been suppressed either by chemical ( formalin ) or heat treatment, while other properties, typically immunogenicity , are maintained. [ 1 ] Toxins are secreted by bacteria, whereas toxoids are altered form of toxins; toxoids are not secreted by ... | https://en.wikipedia.org/wiki/Toxoid |
A toy fort is a miniature fortress or castle that is used as a setting to stage battles using toy soldiers . Toy forts come in many shapes and sizes; some are copies of existing historical structures, while others are imagined with specific elements to enable realistic play, such as moats , drawbridges , and battlement... | https://en.wikipedia.org/wiki/Toy_forts_and_castles |
In scientific modeling , a toy model is a deliberately simplistic model with many details removed so that it can be used to explain a mechanism concisely. It is also useful in a description of the fuller model.
The phrase "tinker-toy model" is also used, [ citation needed ] in reference to the Tinkertoys product used ... | https://en.wikipedia.org/wiki/Toy_model |
In scientific disciplines, a toy problem [ 1 ] [ 2 ] or a puzzlelike problem [ 3 ] is a problem that is not of immediate scientific interest, yet is used as an expository device to illustrate a trait that may be shared by other, more complicated, instances of the problem, or as a way to explain a particular, more gener... | https://en.wikipedia.org/wiki/Toy_problem |
A toy soldier is a miniature figurine that represents a soldier . The term applies to depictions of uniformed military personnel from all eras, and includes knights , cowboys , American Indians , pirates , samurai , and other subjects that involve combat -related themes. Toy soldiers vary from simple playthings to high... | https://en.wikipedia.org/wiki/Toy_soldier |
In mathematics , a toy theorem is a simplified instance ( special case ) of a more general theorem , which can be useful in providing a handy representation of the general theorem, or a framework for proving the general theorem. One way of obtaining a toy theorem is by introducing some simplifying assumptions in a theo... | https://en.wikipedia.org/wiki/Toy_theorem |
The Toyota Production System ( TPS ) is an integrated socio-technical system , developed by Toyota , that comprises its management philosophy and practices. The TPS is a management system [ 1 ] that organizes manufacturing and logistics for the automobile manufacturer, including interaction with suppliers and customers... | https://en.wikipedia.org/wiki/Toyota_Production_System |
Toyota TTC ( Toyota Total Clean System ) [ 1 ] is a moniker used in Japan to identify vehicles built with emission control technology. This technology was installed so that vehicles would comply with Japanese emission regulations passed in 1968. The term was introduced in Japan and included an externally mounted badge ... | https://en.wikipedia.org/wiki/Toyota_TTC |
By the end of 2006 there were about 15 hybrid vehicles from various car makers available in the U.S. [ 1 ] By May 2007 Toyota sold its first million hybrids and had sold a total of two million hybrids at the end of August 2009. [ 2 ]
Below is a comparison of the Toyota hybrid models. | https://en.wikipedia.org/wiki/Toyota_hybrid_vehicles |
Trabectedin , sold under the brand name Yondelis , is an antitumor chemotherapy medication for the treatment of advanced soft-tissue sarcoma and ovarian cancer . [ 3 ] [ 4 ]
The most common adverse reactions include nausea, fatigue, vomiting, constipation, decreased appetite, diarrhea, peripheral edema, dyspnea, and h... | https://en.wikipedia.org/wiki/Trabectedin |
Trabecular cartilages ( trabeculae cranii , sometimes simply trabeculae , prechordal cartilages ) are paired, rod-shaped cartilages, which develop in the head of the vertebrate embryo . They are the primordia of the anterior part of the cranial base , and are derived from the cranial neural crest cells .
The trabecula... | https://en.wikipedia.org/wiki/Trabecular_cartilage |
In linear algebra , the trace of a square matrix A , denoted tr( A ) , [ 1 ] is the sum of the elements on its main diagonal , a 11 + a 22 + ⋯ + a n n {\displaystyle a_{11}+a_{22}+\dots +a_{nn}} . It is only defined for a square matrix ( n × n ).
The trace of a matrix is the sum of its eigenvalues (counted with multip... | https://en.wikipedia.org/wiki/Trace_(linear_algebra) |
Trace amines are an endogenous group of trace amine-associated receptor 1 (TAAR1) agonists [ 1 ] – and hence, monoaminergic neuromodulators [ 2 ] [ 3 ] [ 4 ] – that are structurally and metabolically related to classical monoamine neurotransmitters . [ 5 ] Compared to the classical monoamines, they are present in trace... | https://en.wikipedia.org/wiki/Trace_amine |
Trace amine-associated receptors ( TAARs ), sometimes referred to as trace amine receptors ( TA s or TAR s), are a class of G protein-coupled receptors that were discovered in 2001. [ 1 ] [ 2 ] TAAR1 , the first of six functional human TAARs, has gained considerable interest in academic and proprietary pharmaceutical r... | https://en.wikipedia.org/wiki/Trace_amine-associated_receptor |
In mathematics , trace diagrams are a graphical means of performing computations in linear and multilinear algebra . They can be represented as (slightly modified) graphs in which some edges are labeled by matrices . The simplest trace diagrams represent the trace and determinant of a matrix. Several results in linear ... | https://en.wikipedia.org/wiki/Trace_diagram |
A trace element is a chemical element of a minute quantity, a trace amount, especially used in referring to a micronutrient , [ 1 ] [ 2 ] but is also used to refer to minor elements in the composition of a rock , or other chemical substance .
In nutrition , trace elements are classified into two groups: essential trac... | https://en.wikipedia.org/wiki/Trace_element |
A trace fossil , also called an ichnofossil ( / ˈ ɪ k n oʊ ˌ f ɒ s ɪ l / ; from Ancient Greek ἴχνος ( íkhnos ) ' trace, track ' ), is a fossil record of biological activity by lifeforms , but not the preserved remains of the organism itself. [ 1 ] Trace fossils contrast with body fossils, which are the fossilized remai... | https://en.wikipedia.org/wiki/Trace_fossil |
Trace fossils are classified in various ways for different purposes. Traces can be classified taxonomically (by morphology), ethologically (by behavior), and toponomically , that is, according to their relationship to the surrounding sedimentary layers. Except in the rare cases where the original maker of a trace fossi... | https://en.wikipedia.org/wiki/Trace_fossil_classification |
Electric heat tracing , heat tape or surface heating , is a system used to maintain or raise the temperature of pipes and vessels using heat tracing cables. Trace heating takes the form of an electrical heating element run in physical contact along the length of a pipe. The pipe is usually covered with thermal insula... | https://en.wikipedia.org/wiki/Trace_heating |
In mathematics , there are many kinds of inequalities involving matrices and linear operators on Hilbert spaces . This article covers some important operator inequalities connected with traces of matrices. [ 1 ] [ 2 ] [ 3 ] [ 4 ]
Let H n {\displaystyle \mathbf {H} _{n}} denote the space of Hermitian n × n {\displaysty... | https://en.wikipedia.org/wiki/Trace_inequality |
Trace metals are the metals subset of trace elements ; that is, metals normally present in small but measurable amounts in animal and plant cells and tissues. Some of these trace metals are a necessary part of nutrition and physiology . Some biometals are trace metals. Ingestion of, or exposure to, excessive quantities... | https://en.wikipedia.org/wiki/Trace_metal |
Trace metal stable isotope biogeochemistry is the study of the distribution and relative abundances of trace metal isotopes in order to better understand the biological, geological, and chemical processes occurring in an environment. Trace metals are elements such as iron , magnesium , copper , and zinc that occur at l... | https://en.wikipedia.org/wiki/Trace_metal_stable_isotope_biogeochemistry |
A trace radioisotope is a radioisotope that occurs naturally in trace amounts (i.e. extremely small). Generally speaking, trace radioisotopes have half-lives that are short in comparison with the age of the Earth , since primordial nuclides tend to occur in larger than trace amounts. Trace radioisotopes are therefore p... | https://en.wikipedia.org/wiki/Trace_radioisotope |
Traceability is the capability to trace something. [ 1 ] In some cases, it is interpreted as the ability to verify the history, location, or application of an item by means of documented recorded identification. [ 2 ]
Other common definitions include the capability (and implementation) of keeping track of a given set ... | https://en.wikipedia.org/wiki/Traceability |
Tracers are used in the oil industry in order to qualitatively or quantitatively gauge how fluid flows through the reservoir, [ 1 ] as well as being a useful tool for estimating residual oil saturation . Tracers can be used in either interwell tests or single well tests. [ 2 ] In interwell tests, the tracer is injected... | https://en.wikipedia.org/wiki/Tracer_use_in_the_oil_industry |
Tracheal cytotoxin (TCT) is a 921 dalton glycopeptide released by Bordetella pertussis , [ 1 ] Vibrio fischeri (as a symbiosis chemical), [ 2 ] and Neisseria gonorrhoeae (among other peptidoglycan-derived cytotoxins it produces). [ 3 ] It is a soluble piece of peptidoglycan (PGN) found in the cell wall of all gram-nega... | https://en.wikipedia.org/wiki/Tracheal_cytotoxin |
Track automation or sometimes only automation refers to the recording or handling of time-based controlling data in time-based computer applications such as digital audio workstations , video editing software and computer animation software.
In modern DAWs every parameter that exists can usually be automatized, be it ... | https://en.wikipedia.org/wiki/Track_automation |
A track hub is a structured directory of genomic data, such as gene expression or epigenetic data, viewable over the web with a genome browser . Track hubs are defined by the track hub standard. [ 1 ] Originally developed as part of the UCSC genome browser, they are now supported by Ensembl and BioDalliance. [ 2 ]
Tra... | https://en.wikipedia.org/wiki/Track_hub |
Track technology is an industrial material handling system which uses linear motors to move material along a track. It has been variously termed a smart conveyance system, intelligent track system, industrial transport system, independent cart technology, smart carriage technology, linear or extended or flexible transp... | https://en.wikipedia.org/wiki/Track_technology |
A tracked loader or crawler loader is an engineering vehicle consisting of a tracked chassis with a front bucket for digging and loading material. The history of tracked loaders can be defined by three evolutions of their design. Each of these evolutions made the tracked loader a more viable and versatile tool in the e... | https://en.wikipedia.org/wiki/Tracked_loader |
Tracking in hunting and ecology is the science and art of observing animal tracks and other signs, with the goal of gaining understanding of the landscape and the animal being tracked (the "quarry"). A further goal of tracking is the deeper understanding of the systems and patterns that make up the environment surround... | https://en.wikipedia.org/wiki/Tracking_(hunting) |
Tracklib is a Swedish music service that allows producers to sample original music and clear the samples for official use. The platform was founded with the aim to solve legal and ethical issues surrounding sampling and music clearances. The platform has been previously used to sample and clear tracks for commercial re... | https://en.wikipedia.org/wiki/Tracklib |
The Tractatus Logico-Philosophicus (widely abbreviated and cited as TLP ) is the only book-length philosophical work by the Austrian philosopher Ludwig Wittgenstein that was published during his lifetime. The project had a broad goal: to identify the relationship between language and reality, and to define the limits o... | https://en.wikipedia.org/wiki/Tractatus_Logico-Philosophicus |
Traction , traction force or tractive force is a force used to generate motion between a body and a tangential surface, through the use of either dry friction or shear force . [ 1 ] [ 2 ] [ 3 ] [ 4 ] It has important applications in vehicles , as in tractive effort .
Traction can also refer to the maximum tractive for... | https://en.wikipedia.org/wiki/Traction_(mechanics) |
In cellular biology , traction force microscopy ( TFM ) is an experimental method for determining the tractions on the surface of a cell by obtaining measurements of the surrounding displacement field within an in vitro extracellular matrix (ECM).
The dynamic mechanical behavior of cell-ECM and cell-cell interactions ... | https://en.wikipedia.org/wiki/Traction_force_microscopy |
Tractor vaporising oil ( TVO ) is a fuel for petrol-paraffin engines . It is seldom made or used today. In the United Kingdom and Australia , after the Second World War , it was commonly used for tractors until diesel engines became commonplace, especially from the 1960s onward. In Australian English it was known as po... | https://en.wikipedia.org/wiki/Tractor_vaporising_oil |
The Trade Unions International of Chemical, Oil and Allied Workers was a trade union international affiliated with the World Federation of Trade Unions . It was often known by its French initials, ICPS (Union Internationale des Syndicats des Industries, Chimiques, du Petroles et Similares).
The Union was established a... | https://en.wikipedia.org/wiki/Trade_Unions_International_of_Chemical,_Oil_and_Allied_Workers |
A trade name , trading name , or business name is a pseudonym used by companies that do not operate under their registered company name. [ 1 ] The term for this type of alternative name is fictitious business name . [ 1 ] Registering the fictitious name with a relevant government body is often required.
In a number of... | https://en.wikipedia.org/wiki/Trade_name |
A trade study or trade-off study , also known as a figure of merit analysis or a factor of merit analysis , is the activity of a multidisciplinary team to identify the most balanced technical solutions among a set of proposed viable solutions (FAA 2006). These viable solutions are judged by their satisfaction of a seri... | https://en.wikipedia.org/wiki/Trade_study |
Tradebe is a waste management company based in Barcelona that was established in 1980. It operates in Spain, France, the United Kingdom, the United States and Oman. [ 1 ] The chairman is Josep Creixell, and the Chief Executive is Victor Creixell.
Tradebe operates within the solvent recycling [ 2 ] and automated oil ta... | https://en.wikipedia.org/wiki/Tradebe |
A Trademark in computer security is a contract between code that verifies security properties of an object and code that requires that an object have certain security properties. As such it is useful in ensuring secure information flow. In object-oriented languages, trademarking is analogous to signing of data but can... | https://en.wikipedia.org/wiki/Trademark_(computer_security) |
The metaphor of a trading zone is being applied to collaborations in science and technology . The basis of the metaphor is anthropological studies of how different cultures are able to exchange goods, despite differences in language and culture.
Peter Galison produced the "trading zone" metaphor in order to explain h... | https://en.wikipedia.org/wiki/Trading_zones |
Traditional Phenological Knowledge can be seen as a "subset of Indigenous Knowledge ". [ 1 ] Traditional Phenological Knowledge (TPK) is the knowledge based on traditional observations made by Indigenous Peoples that predict seasonal changes of nature and their immediate environment. [ 1 ] [ 2 ] [ 3 ] This can be usefu... | https://en.wikipedia.org/wiki/Traditional_Phenological_Knowledge |
Traditional ecological knowledge ( TEK ) is a cumulative body of knowledge, practice, and belief, evolving by adaptive processes and handed down through generations by cultural transmission, about the relationship of living beings (including humans) with one another and with their environment. [ a ]
The application of... | https://en.wikipedia.org/wiki/Traditional_ecological_knowledge |
Traditional engineering , also known as sequential engineering , is the process of marketing , engineering design , manufacturing , testing and production where each stage of the development process is carried out separately, and the next stage cannot start until the previous stage is finished. Therefore, the informat... | https://en.wikipedia.org/wiki/Traditional_engineering |
Traffic classification is an automated process which categorises computer network traffic according to various parameters (for example, based on port number or protocol ) into a number of traffic classes . [ 1 ] Each resulting traffic class can be treated differently in order to differentiate the service implied for th... | https://en.wikipedia.org/wiki/Traffic_classification |
A traffic alert and collision avoidance system ( TCAS ), pronounced / ˈ t iː k æ s / TEE -kas ), also known as an Airborne Collision Avoidance System ( ACAS ), [ 1 ] is an aircraft collision avoidance system designed to reduce the incidence of mid-air collision (MAC) between aircraft . It monitors the airspace around a... | https://en.wikipedia.org/wiki/Traffic_collision_avoidance_system |
In transportation engineering , traffic flow is the study of interactions between travellers (including pedestrians, cyclists, drivers, and their vehicles) and infrastructure (including highways, signage, and traffic control devices), with the aim of understanding and developing an optimal transport network with effici... | https://en.wikipedia.org/wiki/Traffic_flow |
Traffic indication map (TIM) is a structure used in 802.11 wireless network management frames.
The traffic indication map information element is covered under section 7.3.2.6 of 802.11-1999 standard. [ 1 ]
The IEEE 802.11 standards use a bitmap to indicate to any sleeping listening stations that the access point (AP)... | https://en.wikipedia.org/wiki/Traffic_indication_map |
Traffic mix is a traffic model in telecommunication engineering and teletraffic theory .
A traffic mix is a modelisation of user behaviour. In telecommunications, user behaviour activities may be described by a number of systems, ranging from simple to complex. For example, for plain old telephone service (POTS), a se... | https://en.wikipedia.org/wiki/Traffic_mix |
In communications , traffic policing is the process of monitoring network traffic for compliance with a traffic contract and taking steps to enforce that contract. Traffic sources which are aware of a traffic contract may apply traffic shaping to ensure their output stays within the contract and is thus not discarded. ... | https://en.wikipedia.org/wiki/Traffic_policing_(communications) |
Traffic shaping is a bandwidth management technique used on computer networks which delays some or all datagrams to bring them into compliance with a desired traffic profile . [ 1 ] [ 2 ] Traffic shaping is used to optimize or guarantee performance, improve latency , or increase usable bandwidth for some kinds of packe... | https://en.wikipedia.org/wiki/Traffic_shaping |
Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones . Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counte... | https://en.wikipedia.org/wiki/Traffic_sign |
This article is a summary of traffic signs used in each country.
Roads can be motorways , expressways or other routes. In many countries, expressways share the same colour as primary routes, but there are some exceptions where they share the colour of motorways (Austria, Liechtenstein, Hungary, Switzerland, Spain, Swe... | https://en.wikipedia.org/wiki/Traffic_signs_by_country |
A warning sign is a type of sign which indicates a potential hazard, obstacle, or condition requiring special attention. Some are traffic signs that indicate hazards on roads that may not be readily apparent to a driver. [ 1 ]
While warning traffic sign designs vary, they usually take the shape of an equilateral trian... | https://en.wikipedia.org/wiki/Traffic_warning_sign |
Traffic waves , which are also called stop waves , ghost jams , traffic snakes or traffic shocks , are traveling disturbances in the distribution of cars on a highway . Traffic waves travel backwards relative to the cars themselves. [ 1 ] Relative to a fixed spot on the road the wave can move with, or against the traff... | https://en.wikipedia.org/wiki/Traffic_wave |
The tragedy of the anticommons is a type of coordination breakdown, in which a commons does not emerge, even when general access to resources or infrastructure would be a social good. It is a mirror-image of the older concept of tragedy of the commons , in which numerous rights holders' combined use exceeds the capacit... | https://en.wikipedia.org/wiki/Tragedy_of_the_anticommons |
Traian V. Chirilă (born 14 February 1948 in Arad , Romania ) [ 1 ] is a Romanian-Australian polymer and organic chemist who is the inventor of AlphaCor , an artificial cornea in current clinical use throughout the world. [ 2 ]
His past and current research has contributed in several areas of biomaterials , polymer sci... | https://en.wikipedia.org/wiki/Traian_V._Chirilă |
Trail ethics define appropriate ranges of behavior for hikers on a public trail . It is similar to both environmental ethics and human rights in that it deals with the shared interaction of humans and nature . There are multiple agencies and groups that support and encourage ethical behavior on trails. [ 1 ] [ 2 ]
T... | https://en.wikipedia.org/wiki/Trail_ethics |
Trail pheromones are semiochemicals secreted from the body of an individual to affect the behavior of another individual receiving it. Trail pheromones often serve as a multi purpose chemical secretion that leads members of its own species towards a food source, while representing a territorial mark in the form of an a... | https://en.wikipedia.org/wiki/Trail_pheromone |
A train event recorder – also called On-Train Monitoring Recorder ( OTMR ), On-Train Data Recorder ( OTDR ), Event Recorder System ( ERS ), Event Recorder Unit ( ERU ), or Juridical Recording Unit ( JRU ) – is a device that records data about the operation of train controls, the performance of the train in response to ... | https://en.wikipedia.org/wiki/Train_event_recorder |
In the mathematical area of topology , a train track is a family of curves embedded on a surface , meeting the following conditions:
The main application of train tracks in mathematics is to study laminations of surfaces, that is, partitions of closed subsets of surfaces into unions of smooth curves. Train tracks have... | https://en.wikipedia.org/wiki/Train_track_(mathematics) |
Trained immunity is a long-term functional modification of cells in the innate immune system which leads to an altered response to a second unrelated challenge. [ 1 ] For example, the BCG vaccine leads to a reduction in childhood mortality caused by unrelated infectious agents. [ 2 ] The term "innate immune memory" is ... | https://en.wikipedia.org/wiki/Trained_immunity |
Trairāśika is the Sanskrit term used by Indian astronomers and mathematicians of the pre-modern era to denote what is known as the " rule of three " in elementary mathematics and algebra. In the contemporary mathematical literature, the term "rule of three" refers to the principle of cross-multiplication which states t... | https://en.wikipedia.org/wiki/Trairāśika |
A trajectoid is a geometric shape designed to trace a predetermined periodic trajectory when rolling under gravity. [ 1 ]
Physicists and mathematicians from the Institute for Basic Science in South Korea and the University of Geneva , in collaboration with colleagues from other institutions, developed an algorithm tha... | https://en.wikipedia.org/wiki/Trajectoid |
A trajectory or flight path is the path that an object with mass in motion follows through space as a function of time. In classical mechanics , a trajectory is defined by Hamiltonian mechanics via canonical coordinates ; hence, a complete trajectory is defined by position and momentum , simultaneously.
The mass might... | https://en.wikipedia.org/wiki/Trajectory |
In fluid mechanics , meteorology (weather) and oceanography , a trajectory traces the motion of a single point, often called a parcel , in the flow.
Trajectories are useful for tracking atmospheric contaminants, such as smoke plumes, and as constituents to Lagrangian simulations, such as contour advection or semi-Lagr... | https://en.wikipedia.org/wiki/Trajectory_(fluid_mechanics) |
Trajectory inference or pseudotemporal ordering is a computational technique used in single-cell transcriptomics to determine the pattern of a dynamic process experienced by cells and then arrange cells based on their progression through the process. Single-cell protocols have much higher levels of noise than bulk RNA-... | https://en.wikipedia.org/wiki/Trajectory_inference |
Trajectory optimization is the process of designing a trajectory that minimizes (or maximizes) some measure of performance while satisfying a set of constraints. Generally speaking, trajectory optimization is a technique for computing an open-loop solution to an optimal control problem. It is often used for systems whe... | https://en.wikipedia.org/wiki/Trajectory_optimization |
In logic , finite model theory , and computability theory , Trakhtenbrot's theorem (due to Boris Trakhtenbrot ) states that the problem of validity in first-order logic on the class of all finite models is undecidable . In fact, the class of valid sentences over finite models is not recursively enumerable (though it i... | https://en.wikipedia.org/wiki/Trakhtenbrot's_theorem |
In mycology , the term trama is used in two ways. In the broad sense, it is the inner, fleshy portion of a mushroom 's basidiocarp , or fruit body. It is distinct from the outer layer of tissue, known as the pileipellis or cuticle , and from the spore -bearing tissue layer known as the hymenium. In essence, the tram... | https://en.wikipedia.org/wiki/Trama_(mycology) |
Tramadol , sold under the brand name Tramal among others, [ 17 ] [ 1 ] is an opioid pain medication and a serotonin–norepinephrine reuptake inhibitor (SNRI) used to treat moderately severe pain . [ 13 ] [ 17 ] When taken by mouth in an immediate-release formulation, the onset of pain relief usually begins within an hou... | https://en.wikipedia.org/wiki/Tramadol |
In ecology , a tramp species is an organism that has been spread globally by human activities. The term was coined by William Morton Wheeler in the bulletin of the American Museum of Natural History in 1906, used to describe ants that “have made their way as well known tramps or stow-aways [sic] to many islands". [ 1 ]... | https://en.wikipedia.org/wiki/Tramp_species |
Trampling is the act of walking on something repeatedly by humans or animals.
Trampling on open ground can destroy the above ground parts of many plants and can compact the soil, thereby creating a distinct microenvironment that specific species may be adapted for.
It can be used as part of a wildlife management stra... | https://en.wikipedia.org/wiki/Trampling |
In computer programming , the word trampoline has a number of meanings, and is generally associated with jump instructions (i.e. moving to different code paths).
Trampolines (sometimes referred to as indirect jump vectors) are memory locations holding addresses pointing to interrupt service routines, I/O routines, etc... | https://en.wikipedia.org/wiki/Trampoline_(computing) |
tranSMART is an open-source data warehouse designed to store large amounts of clinical data from clinical trials, as well as data from basic research, so that it can be interrogated together for translational research . It is also designed to be used by many people, across organizations. It was developed by Johnson & J... | https://en.wikipedia.org/wiki/TranSMART |
Trandolapril is an ACE inhibitor used to treat high blood pressure . It may also be used to treat other conditions. It is similar in structure to another ramipril but has a cyclohexane group. It is a prodrug that must be metabolized into its active form. It has a longer half-life when compared to other agents in this c... | https://en.wikipedia.org/wiki/Trandolapril |
The Trans-European Drug Information ( TEDI ) project is a European database compiling information from different drug checking services located on the European continent . The non-governmental organizations feeding into the database are referred to as the TEDI network.
The first drug checking service in Europe opened ... | https://en.wikipedia.org/wiki/Trans-European_Drug_Information |
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