Type of toothpaste (3)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">type of toothpaste</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for gel that I've seen before include "posh lass" , "Posh female" , "Hair cosmetic" , "Work well together" , "Semi-solid" .)