corrosion inhibitor in oil and gas industry

4:38

2:11

5:58

3:13

22:11

16:29

7:20

1:41

1:59

4:23

8:45

30:26

4:25

36:10

16:13

11:33

2:31

2:40

35:47

6:09

50:57

1:03:55

1:14

2:31

2:36

1:48

56:59

1:07

3:39

00:26

1:44

2:56

3:44

7:23

2:53

3:17

00:24

5:38

3:01

4:51

2:07

16:50

2:40

2:57

4:23

2:23:33

1:38

17:27

34:54

15:14

4:38

4:38

2:07

2:00

1:40

1:28

1:04

1:07

1:08:07

2:25