A study conducted by researchers from the Heat and Mass Transfer Laboratory of Tomsk Polytechnic University has demonstrated ...

If you don't maintain your engine oil properly, your car can develop a lot of issues, including engine sludge. Engine sludge — sometimes called oil sludge — is a thick, jelly-like substance ...

Everyone knows that regular oil changes are important for an engine's longevity. But what does motor oil do, and does getting ...

We talked about changing the oil after discovering sludge under the engine oil cap, and he went to work immediately. Everything was going well until it was time to remove the oil filter ...

A recent study published in the Journal of Bioresources and Bioproducts examines the hydrothermal liquefaction of sewage ...