Oreo Competitor That Actually Predates Oreo
This page is the CodyCross answer for the clue below from House of Horrors, Group 1104, Puzzle 2 (Creepy Children).
Question is: Oreo Competitor That Actually Predates Oreo
and the answer is: HYDROX
Word Meaning:
HYDROX — A breathing gas composed of hydrogen and oxygen used for its lighter weight than air.
Definitions from Wiktionary.