Use This Liquid to Wash Your Hair
Puzzle 6 of Words ending with – ING Piece of Cake Pack
Question is: Use This Liquid to Wash Your Hair
and the answer is: SHAMPOO
Word Meaning:
SHAMPOO — (originally) A traditional Indian and Persian body massage given after pouring warm water over the body and rubbing it with extracts from herbs.
Definitions from Wiktionary.