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The fuel can achieve a 40-80% reduction in greenhouse gas emissions compared to fossil diesel. In addition, Propel Diesel HPR: - Reduces NOx emissions by 14% and particulates (PM 2.5) by 34% compared to petroleum diesel. - Is sulfur-free, aromatics-free and virtually odorless.
Also known as liquefied petroleum gas (LPG) or propane autogas, propane is a clean-burning, high-energy alternative fuel that's been used for decades to power light-, medium-and heavy-duty propane vehicles.t presents no threat to soil, surface water, or groundwater. Propane is produced as a by-product of natural gas processing and crude oil refining. It accounts for about 2% of the energy used in the United States. Of that, less than 2% is used for transportation fuel.