Where does oil come from?

Related questions

1. Is oil bad for your face?
2. Can we produce crude oil?
3. Will we ever run out of water?
4. What is the formula of oil?
5. Is oil made from decomposed dinosaurs?
6. Why did the T Rex go extinct?
7. Who discovered oil?
8. Will we ever run out of oil?
9. How long will the oil last?
10. Do we need oil?

Tags

1. #crude
2. #lived
3. #dinosaurs
4. #bottom
5. #comes
6. #surprised
7. #marine
8. #animals
9. #organisms
10. #formed
11. #years
12. #remains
13. #notion
14. #millions
15. #petroleum
16. #before
17. #plants
18. #fiction