At standard pressure and temperature it is.
Carbon dioxide
CO2. Carbon dioxide.
Carbon dioxide is an inorganic gas; but carbon dioxide can exist as a water solution.
The planet Venus has nitrogen, carbon dioxide and smaller amounts of other gases. Most of the gas is carbon dioxide.
Carbon dioxide
Carbon Dioxide.
Cars produce a kind of poisonous gas known as carbon monoxide but if you have a catalytic converter it converts the carbon monoxide into harmless gas known as carbon dioxide
sulfur dioxide and carbon dioxide
Mostly Carbon Dioxide CO2
Carbon dioxide
it is not gas it is just air
CaRbon dioxide.