wheat
Europe
The main constituent of natural gas is methane (CH4).
The main constituent of natural gas is methane.
The main ingredient in pasta sauce is tomatoes.
pasta, pizza, calzones, tiramisu, and chicken. PASTA PASTA PASTA PASTA PASTA
carbon
Methane
The main constituent of coal gas is carbon monoxide, along with hydrogen, methane, and other hydrocarbons.
Do you mean what is the MAIN constituent of butter ? If so I believe it is cows milk.
methane
methane
Plasma and water.