As fleets continue to add renewable diesel to their alternative fuel lineup, major diesel engine manufacturer Cummins says it’s exercising caution as it continues to test the biofuel.
“Cummins is still evaluating the use of renewable diesel and is not yet in a position to approve or disapprove the use of renewable diesel fuels,” the company said in a statement last month.
Made from plant and animal matter, renewable diesel in early tests has produced impressive emissions results that beat conventional diesel. Piquing even more interest is the fact that the alternative fuel can be used as a direct diesel substitute, requiring no engine modifications, according to the Truck and Engine Manufacturers Association.
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