Some gases while in the air come from volcanic eruptions. Volcanic eruptions eject gases from the interior of Earth. The most typical fuel emitted by volcanoes is water vapor. Other gases, including carbon monoxide and sulfur dioxide, are poisonous to most organisms. The collision with Theia, specifically, melted and ejected https://air-conditioning-systems02233.theobloggers.com/43934154/about-air-conditioning-systems