types of refrigerants

12:40

18:52

5:49

6:42

2:53

5:05

2:50

13:58

2:01

7:57

8:29

8:07

8:31

1:55

2:05

5:21

5:16

9:44

8:11

10:40

3:24

9:07

9:05

9:25

5:17

19:34

3:10

2:47

4:08

13:22

4:23

3:47

2:05

2:28

4:50

8:33

7:33

21:03

5:18

2:43