Is PNG or PDF better for printing?

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5. Should I export as JPEG or PNG?
6. Which is better for printing PNG or JPG?
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Tags

1. #because
2. #color
3. #large
4. #lossless
5. #sizes
6. #lossy
7. #definitely
8. #print
9. #format
10. #graphics
11. #photos
12. #handle
13. #easily
14. #better
15. #screen
16. #however
17. #optimized
18. #thanks
19. #resolution
20. #depth