Why do people use lossless compression?

Related questions

1. How does lossless compression reduce file size?
2. What are the compression techniques?
3. Does parquet file store schema?
4. What is bzip2 compression?
5. What does lossy compression mean?
6. How does a file get compressed?
7. What compression algorithm does zip use?
8. What is difference between lossy and lossless compression?
9. What causes compression and rarefaction?
10. Is lossy or lossless compression better?

Tags

1. #means
2. #image
3. #without
4. #quality
5. #usually
6. #achieved
7. #compression
8. #retain
9. #should
10. #images
11. #lossless
12. #reduce
13. #looking
14. #unnecessary
15. #highest
16. #choose
17. #removing
18. #files
19. #lossy