Engine oil turns black from a combination of combustion byproducts, heat oxidation, and detergent additives suspending carbon particles in the fluid. Black oil is not automatically a sign of a problem ...

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.

Is there a way to have your engine oil tested to see how it is holding up or if it's right for your engine? I have the cheapest company stock put in, but sometimes I notice that certain oil is more ...

To truly manage a fleet, we have to stop looking at machines solely from the outside. A fluid analysis program is a critical ...

Engine oil degrades over time when exposed to heat, oxygen, friction, and pollutants. This degradation diminishes the oil's ability to protect the engine and, if not corrected, can cause engine damage ...