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Popular Mechanics
April 29, 2009
Dave Hubbard
Biodiesel Barriers: Why New Diesel Engines Aren't Compatible With B100 I have been experimenting with making biodiesel for a few years now, and I am constantly watching what others in this field do as well. mark for My Articles similar articles
Chemistry World
March 4, 2008
Ned Stafford
Newer Diesel Engines Emit More Harmful Nanoparticles Low-emission diesel engines emit nanoparticles that could be more harmful to human health than the dark exhaust fumes produced by older models. mark for My Articles similar articles
Scientific American
July 2008
Sarah Simpson
Are Hybrid Cars Too Quiet to Be Safe for Pedestrians? Pedestrians, used to loud engine noise, have less warning when a car powered by a hybrid or electric motor approaches. mark for My Articles similar articles