diesel

The U.S. average retail price of diesel dropped 3.5 cents to $3.013 a gallon, the U.S. Energy Information Administration reported Jan. 7, even as crude oil prices saw renewed vigor and broached the mark of $50 per barrel.

The U.S. average retail price of diesel dropped 4.6 cents to $3.161 a gallon, the U.S. Energy Information Administration reported Dec. 10, as crude oil prices dropped near $50 a barrel.

The U.S. average retail price of diesel dropped 3.5 cents to $3.282 a gallon in data reported Nov. 19 as crude oil prices fell amid persistent concerns about oversupply.

Diesel fuel still has a large role to play in achieving greater emissions reductions in heavy-duty trucks, experts said during a recent conference in San Francisco. Separately, they urged more in-use testing of engines to verify the gains, and increased use of renewable diesel, which is chemically similar to petroleum diesel, but cleaner.