Small, ultra-fast, primary and “afterburner” secondary combustion events promise to deliver brake thermal efficiency as high ...

Each color of smoke from a car's exhaust pipe carries a different message, including dangerous warning signs that drivers ...

Over the last five years, Chevron's El Segundo refinery has 46 violations of environmental safety rules; over the last decade ...

There are plenty of different colours of smoke that can exit your car's exhaust pipe, most tell you something about the health of your car. However, there is one kind you don't want to see in your ...