What is Propane? Propane is a hydrocarbon (C3H8 ) and is occasionally referred to as liquid petroleum gas, LPG. It is non-toxic, colorless, virtually orders less. Like natural gas, an identifying order is added so the gas can be rapidly detected. Propane is commonly used for cooking and fuel for engines such as forklifts, farm irrigation engines, fleet vehicles, and buses. … [Read more...] about Propane Vs Natural Gas: Which One Is The Best For Multi-Use 2022