all countries use oil stoves, cars, fires.
All countries want oil because all countries use oil as a fuel source
Yes, it can be harmful. Use no oil treatment or stop leak at all.
The best oil you can use in your vehicle is the oil that is recommended by the manufacturer. Use that weight oil and no other way. The brand of oil you use is your choice. Just pick a name brand oil as they are all excellent lubricants.
What year 525i? The oil recommendations vary. Not all 525's use the same engine or the same oil.
Use exactly what the manufacture recommends which is a multi-viscosity oil covering all temperatures.
Do not use 3in1 or gun oil only use Crosman pellgun or RWS oil. lubricate all the moving parts with a little oil not too much.
well i prefer to use yamalube in all my jet skis (they are not all yamahas) and if i dont use that then i would use west marine brand 2 cycle oil.
You can use any oil that is for on-highway diesel use. Rotella, Royal Purple, etc. all have diesel engine oil.
There is oil in tennessee but must or all of it is not cost effective to recover for use
Yes. Oil will be safe to use in the future. People are predicting that in a few decades the USA will be energy independent of foreign oil imports and get all the oil it needs from domestic sources. Oil will be safe to use, both for energy needs (petroleum oil), and cooking (food oil).
Just use a 5w20 oil all the time. Use a thinner oil in winter if you live in a cold climate, but a 5w20 oil can be used in most all situations. In extreme cold, a thinner oil will travel up to the valve train way sooner, thus protecting your engine.