Rock __: ice melter (4)
I believe the answer is:
salt
(Other definitions for salt that I've seen before include "Wit; sodium chloride" , "Common substance" , "dry wit" , "A defence against ice" , "Condiment - experienced sailor" .)
I believe the answer is:
salt
(Other definitions for salt that I've seen before include "Wit; sodium chloride" , "Common substance" , "dry wit" , "A defence against ice" , "Condiment - experienced sailor" .)