removed extraneous html tags

templates/exposure_index.html

@@ -105,8 +105,6 @@ Amount (mg): <input name="amount" id="amount" value="1.0" step="any" min="0.0000
 
 <!-- Polymer matrix input section -->
 
-<polymer>
-
 <h3> Polymer matrix <button type="button" class="Info_btn" data-toggle="modal" data-target="#PolymerModal">&#9432;</button> </h3>
 Matrix: <select name="polymer">
   <option value="{{polymers[0]}}" selected>{{polymers[0]}}</option>
@@ -139,11 +137,9 @@ Density (g/cm<sup>3</sup>): <input name="density" id="density" step="any" value=
 
   </div>
 </div>
-</polymer>
 
 <!-- Device characteristics input section -->
 
-<device>
   <h3> Device characteristics <button type=button class="Info_btn" data-toggle="modal" data-target="#DeviceModal">&#9432;</button> </h3>
   Exposed surface area (cm<sup>2</sup>):
   <input name="area" id="area" step="any" value="5.0" min="0.001" type="number"><br>
@@ -178,12 +174,8 @@ Density (g/cm<sup>3</sup>): <input name="density" id="density" step="any" value=
   </div>
 </div>
 
-</device>
-
 <!-- Assumptions input section -->
 
-<assume>
-
   <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 the component being evaluated:<br><br>
   <input type="checkbox" id="assume1" name="assume1" > The clinical use environment does not cause the polymer matrix to swell or degrade.<br>
@@ -233,8 +225,6 @@ Density (g/cm<sup>3</sup>): <input name="density" id="density" step="any" value=
   </div>
 </div>
 
-</assume>
-
 
 <h3> Exposure assessment </h3>
 Click to screen your device: <button type="submit">Estimate exposure</button>