+</li><li>
+<b>Coplanar faces</b> selects mesh faces neighboring the one selected
+by ID in <b>Threshold Value</b> field, if the angle between the
+normal to the neighboring face and the normal to the selected face is less then the
+angular tolerance (defined in degrees). Selection continues among all neighbor faces of already
+selected ones.<br>
+</li><li>
+<b>Element Diameter 2D</b> selects triangles and quadrangles combining of the edges and
+diagonals with a value of length, which is more, less or equal
+(within a given <b>Tolerance</b>) to the predefined <b>Threshold Value</b>. See also a
+\ref max_element_length_2d_page "Element Diameter 2D quality control".