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Proper sitting position of back and torso
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Trenching & Shoring Safety in Construction DVD Preview
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Office Ergonomics DVD Language:English xo-ex-s1{ max-width: 860pxOffice Ergonomics DVD Preview The Office Ergonomics DVD trains office workers about the repetitive stress hazards of their environment, and how to prevent ergonomic injuries. Office Ergonomics DVD Subjects Physiology of the body The most affected parts of the body Eye strain Practical measures to prevent accidents How to properly use office equipment Exercises and stress relief DVD Length About 21 minutes
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