About proper lifting techniques osha results of 8,707
40:24
42:58
42:58
41:36
75:12
46:57
57:23
35:22
43:02
54:33
39:46
59:00
49:52
47:53
56:36
50:32
44:36
49:30
46:57
55:08
54:56
55:08
61:02
35:51
37:03
151:27
60:11
58:05
60:53
59:54
54:03
64:32
50:11
65:02
54:11
70:30
52:45
163:07
105:10
122:51
506:27
117:55
160:05
165:04
40:47
63:50