Dr Teal's Pure __ Salt (5)
I believe the answer is:
epsom
(Other definitions for epsom that I've seen before include "Derby town" , "Racecourse near London" , "can have horses" , "Town with racecourse" , "place for racing" .)
I believe the answer is:
epsom
(Other definitions for epsom that I've seen before include "Derby town" , "Racecourse near London" , "can have horses" , "Town with racecourse" , "place for racing" .)