Substance Used to Build Honeycombs
Puzzle 2 of Words ending with – ING Piece of Cake Pack
Question is: Substance Used to Build Honeycombs
and the answer is: BEESWAX
Word Meaning:
BEESWAX — A wax secreted by bees from which they make honeycomb; or, the processed form of this wax used in the manufacture of various goods.
Definitions from Wiktionary.