Large containers (4)
I believe the answer is:
vats
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">large containers</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for vats that I've seen before include "Large open vessels for storing liquids" , "Large casks" , "Brewing vessels" , "Tanks" , "Large tubs" .)