Propane is commonly used for space and water heating, for cooking, and as fuel for engine applications such as forklifts, farm irrigation engines, fleet vehicles, and buses; however, its applications are rapidly growing due to new technology developments. When used as vehicle fuel, propane is known as propane autogas.

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Commercial establishments like hotels, restaurants, and laundromats use propane services in the same way as the homeowner. Farms: Farms use propane fuel for crop drying, weed control, and powering equipment. More than 660,000 farmers also use propane fuel for irrigation pumps, grain dryers, and generators.

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Propane is a relatively clean-burning fuel, which is attributed to its lower carbon content. However, its combustion does produce wastes, such as particulate matter, sulfur dioxide, nitrogen oxides, nitrous oxide, carbon monoxide, greenhouse gas, methane,

and non-methane overall organic carbon.

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One disadvantage of propane gas is its availability. As anyone needing to refill a barbecue tank is well aware of, propane is not as widely available as diesel fuel or gasoline.