What level of UV is dangerous?

Related questions

1. How long does it take to tan in UV 3?
2. Can you tan at 5pm?
3. Is there a hole in ozone layer over Australia?
4. What is the highest UV rating in Australia?
5. Can you tan at 10 in the morning?
6. Can you still get a sun tan when its cloudy?
7. Where is the highest UV index in the world?
8. Can you burn with a UV index of 3?
9. Can I apply sunscreen at night?
10. Does UV index change throughout day?

Tags

1. #outdoors
2. #brimmed
3. #unprotected
4. #means
5. #reduce
6. #blocking
7. #protection
8. #against
9. #needed
10. #index
11. #protective
12. #between
13. #exposure
14. #reading
15. #clothing
16. #shade
17. #damage
18. #sunglasses