How do industrial HVAC systems work?

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Tags

1. #blown
2. #changes
3. #pressure
4. #system
5. #transform
6. #valve
7. #vapor
8. #liquid
9. #warmer
10. #cooling
11. #transferred
12. #function
13. #condenser
14. #outside
15. #refrigerant
16. #expansion
17. #large
18. #buildings
19. #evaporator
20. #liquefy