Not only did this engine prove vastly more conservative in its fuel consumption compared ... it is recognized as one of the obscure diesel models that made automotive history in their time ...

Those injectors work by delivering precise amounts of gasoline or diesel fuel to each cylinder exactly when it's needed for optimal combustion. However, these injectors can get dirty over time.

Published in Green Chemistry, researchers from King’s College London and the Brazilian Biorenewables National Laboratory used enzymes to break down fatty acids in cooking oil into alkenes, the ...