What penetrates bullet proof glass?

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Tags

1. #bullet
2. #ballistic
3. #polycarbonate
4. #impacts
5. #layers
6. #wanted
7. #layer
8. #rated
9. #glass
10. #inner
11. #rounds
12. #penetrate
13. #stops
14. #withstand
15. #answer
16. #question
17. #pillows
18. #happens