The diesel engine was invented in the 1890s and has been in use in commercial vehicles and passenger cars for over a century. Diesel engines remain popular for their reliability and fuel economy, ...

Diesel engines, for all their rugged usefulness, can be tremendously polluting. They produce more NOx — nitrogen oxides-based emissions – than gasoline-fed cars, as well as more particulates, aka soot ...

Top mechanics have warned diesel owners could do damage to their vehicles and risk their safety by using a simple spray on their engine. Angelina and Sandro from YouTube channel Real Mechanic Stuff ...