Is drilling upstream or downstream?

Related questions

1. What is upstream midstream and downstream oil and gas?
2. Which of the following is an upstream process?
3. Is the TATA box a promoter?
4. What are upstream control elements?
5. What is midstream oil and gas activities?
6. What is downstream pipeline?
7. How does promoter affect gene expression?
8. Which direction is upstream?
9. How does gal4 UAS work?
10. What is the difference between upstream and downstream?

Tags

1. #components
2. #chain
3. #crude
4. #however
5. #three
6. #midstream
7. #exploration
8. #industry
9. #usually
10. #entire
11. #production
12. #sector
13. #downstream
14. #natural
15. #known
16. #produces
17. #major
18. #upstream
19. #petroleum
20. #sometimes
21. #finds
22. #divided