Technician A says that carbon dioxide is classified as a greenhouse gas (GHG). Technician B says that water vapor produced by combusting HC fuel is not classified as a GHG because it is harmless. Who is right?

Question

Quizplus · Accepted Answer

Technician A is correct because carbon dioxide is indeed classified as a greenhouse gas due to its ability to trap heat in the Earth's atmosphere. Technician B is incorrect because while water vapor is a byproduct of combusting hydrocarbon fuel and is generally considered less harmful than other emissions, it is still classified as a greenhouse gas due to its significant role in the natural greenhouse effect.

Technician a Says That Carbon Dioxide Is Classified as a Greenhouse