Is 7z lossless?

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Tags

1. #algorithm
2. #method
3. #quality
4. #created
5. #source
6. #software
7. #called
8. #compressed
9. #using
10. #archive
11. #extension
12. #lossless
13. #while
14. #compression
15. #these
16. #preserving
17. #reducing
18. #known
19. #which
20. #files