Home mechanics have been pouring vegetable oil into engines for years, sometimes in the fuel tank, sometimes straight into ...

Putting vegetable oil in a car engine is a terrible idea and should never be done, or at least that's what some experts say.

WOOSTER, Ohio — Buehler Food Markets here recently converted one of four tractor trailers — which are used to pick up and deliver local produce — from diesel to waste vegetable oil (WVO), which ...