Do divers breathe pure oxygen?

Related questions

1. Does oxygen water really work?
2. Does water make oxygen?
3. Can oxygen be by itself?
4. Can humans breathe 100 oxygen?
5. Why we should not sleep under Peepal tree?
6. Do we breathe out oxygen?
7. Why do we breathe oxygen?
8. How long can you live with a collapsed lung?
9. Do fishes fart?
10. Is oxygen responsible for aging?

Tags

1. #becomes
2. #appropriate
3. #attempted
4. #should
5. #prolonged
6. #diving
7. #oxygen
8. #dives
9. #mixture
10. #below
11. #scope
12. #exposure
13. #beyond
14. #technical
15. #toxic
16. #carefully
17. #rapidly
18. #scuba
19. #divers
20. #metres
21. #recreational
22. #depth
23. #calculated
24. #decompression