The Main Constituent of Marsh Gas
This page is the CodyCross answer for the clue below from Culinary Arts, Group 134, Puzzle 2 (Smoked Salmon).
Question is: The Main Constituent of Marsh Gas
and the answer is: METHANE
Word Meaning:
METHANE — (organic chemistry, uncountable) The simplest aliphatic hydrocarbon, CH₄, being a constituent of natural gas, and one of the most abundant greenhouse gases.
Definitions from Wiktionary.