typo fix

templates/index.html

@@ -209,7 +209,7 @@ Density (g/cm<sup>3</sup>): <input name="density" id="density" step="any" value=
   <h3> Assumptions <button type=button class="Info_btn" data-toggle="modal" data-target="#AssumeModal">&#9432;</button> </h3>
   Check all statements below that are applicable to your color additive containing component:<br><br>
   <input type="checkbox" id="assume1" name="assume1" > The clinical use environment does not cause the polymer matrix to swell or degrade.<br>
-  <input type="checkbox" id="assume2" name="assume2" > Color additive articles/aggregates present in the polymer are much smaller than the smallest component dimension (&le; 50x). <br>
+  <input type="checkbox" id="assume2" name="assume2" > Color additive particles/aggregates present in the polymer are much smaller than the smallest component dimension (&le; 50x). <br>
   <input type="checkbox" id="assume3" name="assume3" > The color additive is homogeneously distributed throughout the polymer. <br>
   <input type="checkbox" id="assume4" name="assume4" > The total amount of color additive is present in dilute concentrations (&le; 2 m/v %). <br>
   <input type="checkbox" id="assume5" name="assume5" > Manufacturing processes do not impact the stability of the polymer. <br>