When Bessie’s butt attacks

"I have it on good authority that by the year 2020, all cow butts will be equipped with DPF systems." ... On the upside, noted a glass-half-full type of observer: "When the DPF catches fire, you got steaks!”

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Volvo says run DME

Volvo Trucks North America this week unveiled a "new" alternative fuel for heavy-duty commerical trucks. Here are some technical aspects.

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