Oil in a combustion engine plays an import part by keeping metal on metal parts lubricated. The oil turns black over time due to the impurities it picks up from the combustion cycle.
black
Baby oil is not an oil that can be used to whiten black underarms. There are oils you can use in a mixture, such as, olive oil, vitamin E oil, and coconut oil.
Oil turns black due to carbonation and absorption of dirt. It has to be changed. If the question refers to automatic transmission oil, then carbonation, dirt and worn out clutch plate particles turns oil in to black.
oil!
Black
what should i do if my engine oil go,s black in my bmw 520d
It is probably due for an oil change.
i dont know how oil dissolve in oil
Oil is often referred to as "black gold" due to its economic value and significance as a valuable natural resource that is essential for powering modern industries, transportation, and other sectors of the global economy.
Black Gold is often referred to as "Texas Tea" due to the state's prominence in oil production.
black gold is slang for crude oil
brownish black