WHAT I KNOW (ENUMERATION) A. CHEMICAL 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. HEAT SANITIZER 11. 12. 13. 14. 15.

Answer:
chemical
1 burning wood
2 rusting of iron
3 souring milk
4 digesting food
5 heating sugar
hope it's help