methane

When Bessie’s butt attacks

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 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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