Naturally Occurring Chemicals in Fish Tanks
This page is the CodyCross answer for the clue below from Tundra and Taiga, Group 1687, Puzzle 2 (Burrowing Petrels).
Question is: Naturally Occurring Chemicals in Fish Tanks
and the answer is: NITRITES
Word Meaning:
NITRITES — plural of nitrite
Definitions from Wiktionary.