Some gases inside the air come from volcanic eruptions. Volcanic eruptions eject gases from the inside of Earth. The most common gasoline emitted by volcanoes is water vapor. Other gases, which include carbon monoxide and sulfur dioxide, are poisonous to most organisms. Substances which might be lighter than air basically https://airconditioningsystems81122.dailyhitblog.com/42915901/top-latest-five-air-conditioning-systems-urban-news