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5 Alternative Fuels Used Today to Mitigate Air Pollution

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5 Alternative Fuels used today to mitigate Air Pollution

1. EthanolEthanol is an alcohol-based alternative fuel that is made by fermenting and distilling crops such as corn, barley or wheat. Ethanol can be blended with gasoline to increase octane levels and improve emissions quality.
2. Natural GasNatural gas is an alternative fuel that burns clean and is already widely available to people in many countries through utilities that provide natural gas to homes and businesses. When used in natural gas vehicles—cars and trucks with specially designed engines—natural gas produces far fewer harmful emissions than gasoline or diesel.
3. ElectricityElectricity can be used as a transportation alternative fuel for battery-powered electric and fuel-cell vehicles. Battery powered electric vehicles store power in batteries that are recharged by plugging the vehicle into a standard electrical source. Fuel-cell vehicles run on electricity that is produced through an electrochemical reaction that occurs when hydrogen and oxygen are combined. Fuel cells produce electricity without combustion or pollution.
4. HydrogenHydrogen can be mixed with natural gas to create an alternative fuel for vehicles that use certain types of internal combustion engines. Hydrogen is also used in fuel-cell vehicles that run on electricity produced by the petrochemical reaction that occurs when hydrogen and oxygen are combined in the fuel “stack.”
5. PropanePropane—also called liquefied petroleum gas or LPG—is a byproduct of natural gas processing and crude oil refining. Already widely used as a fuel for cooking and heating, propane is also a popular alternative fuel for vehicles. Propane produces fewer emissions than gasoline, and there is also a highly developed infrastructure for propane transport, storage and

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