Substance used to make soap (3)
I believe the answer is:
lye
(Other definitions for lye that I've seen before include "Cleansing alkaline fluid" , "caustic liquid" , "Strongly alkaline wash" , "Alkali washing solution" , "Alkaline liquid" .)
I believe the answer is:
lye
(Other definitions for lye that I've seen before include "Cleansing alkaline fluid" , "caustic liquid" , "Strongly alkaline wash" , "Alkali washing solution" , "Alkaline liquid" .)