What is a Zippo pipe insert?

Related questions

1. Where did Zippo lighters originate?
2. How long will a full Zippo Lighter last?
3. What was invented first the lighter or the match?
4. What material is a Zippo lighter made of?
5. Are old Zippos worth anything?
6. Are old Zippo lighters worth anything?
7. What is zippo armor?
8. What makes the Zippo click?
9. Are Zippo lighters good for pipes?
10. How long will a Bic lighter last?

Tags

1. #standards
2. #needs
3. #zippo
4. #quality
5. #lighter
6. #designed
7. #special
8. #bending
9. #ingenious
10. #directly
11. #insert
12. #drawn
13. #design
14. #smokers
15. #allowing
16. #metal
17. #windproof
18. #encases
19. #without
20. #flame