Some research shows that hydrogen slightly improves diesel combustion, but the improvement may not be significant enough to warrant all the equipment necessary to separate it and meter it back in.
Overdrive's Most Beautiful contest is back for a second year. Submit yourself or a female truck driver you know! The first-place winner will win a trip to The Great American Trucking Show in August and will be featured in a story in Overdrive. Submissions accepted through March 20.
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