Researchers in Nigeria say water in diesel emulsions could significantly reduce nitrogen oxides and particulate emissions without major engine redesign. The approach may also preserve, and sometimes ...
Most people pump diesel without thinking about what's in the nozzle, but the stuff has a long journey before it hits your fuel tank. Diesel doesn't magically come out from underground — it's ...
Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel.