What is a type of fossil fuel that exists in a gaseous state?

1 Answer
May 20, 2017

#"Methane"#, #"LPG"#................

Explanation:

Methane is piped direct to the home as #"natural gas"#. This is a room temperature gas (#"normal boiling point"-=-164# #""^@C#). #"LPG"# is mostly bottled propane, (#"normal boiling point"-=-42.3# #""^@C#).