Crossword Clue:

to combine with carbon

Answer	Crossword Clue
SMOKE	Word that can combine with the starts of the answers to the six starred clues
FIRE	Word that can combine with the ends of the answers to the six starred clues
WATER	What carbon dioxide reacts with to form carbonic acid

AERATE	Combine with gas.
URET	Combine with: Suffix
HYDRATE	Combine with water.
GANGUP	Combine against, with "on"
PUTTEAANDTEATOGETHER	Combine souchong with tisane?
KISSANDMAKESOUP	Combine romance with the cooking?
OXIDATE	Combine with a certain gas.
SEE	Verb that can combine with its past tense