Now Silicon Valley startup Solazyme [NSDQ:SZYM] is testing diesel fuel derived from refining renewable oils--produced by specialized algae--in two Volkswagen turbodiesel models.

Diesel fuel still has a large role to play in achieving greater emissions reductions in heavy-duty trucks, experts said during a recent conference in San Francisco. Separately, they urged more in-use ...

ABSTRACT The emissions legislation in the US and Europe introduce the need for the application of diesel particulate filters (DPF) in most Diesel vehicles. In order to fulfill future OBD legislations, ...