Cleaner (6)
I believe the answer is:
duster
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cleaner</span>' is the definition.<br/ ><span class="explanation-format__explanation">(dusting is a type of cleaning)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for duster that I've seen before include "Cloth for removing surface powder" , "yellow cloth" , "Soft cloth for cleaning surface" , "Rusted (anag)" , "cleaner" .)