Theyre about 20 percent of whats in engine oils, and 15 percent or less of industrial lubes. What do additives do - and why are the worlds biggest sup ...

Automakers believe more fuel savings are hiding inside engine oils, possibly in high doses of friction modifiers. Now they want a test that proves it.

Global consumption of lubricant additives is climbing 2.2 percent a year -- which is faster than the lubes they go into, a study finds.