-type of all triangles of the currently displayed mesh or submesh.</li>
-<li>\b Criterion menu allows to apply the operation only to those
-object which meet the chosen criterion (from the list of Quality
-Controls, i.e. Skew, Warping, Minimum Angle, etc.)</li>
-<li><b>Select from</b> set of fields allows to choose a submesh or an
+type of all triangles of the currently displayed mesh or sub-mesh.</li>
+<li>\b Criterion menu allows to choose a quality criterion,
+ which will be optimized to select triangles to unite.</li>
+<li><b>Select from</b> set of fields allows to choose a sub-mesh or an