No one knows the answer to this question. New oil reserves are discovered all the time. There is also those that believe that the earth is creating new oil all the time. So the question is impossible to answer.
How long is what going to last?
how long will a minimum order of oil last
120
If it is going bad for that long you should breakup with the person it won't last very long if you do something about it
I have 302,000 on it and it is still going strong. I change oil every 3K
500 years.
one week
It will last about 15 billion years
We found boat oil still in the can how long does it stay good before it goes bad
Oil is only likely to last a few months in a vehicle. This is less if the vehicle is used a lot.
Crude oil will probably last 20 years - optimistic scientists say around 25.
Oil last forever but oil does get dirty. Synthetic oil like conventional oil does get dirty. You can extend your oil changes slightly if you synthetic oil but no more than two or 3000 miles.