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Illustrates techniques to use to help protect your back from injury. Covers lifting, moving, and stacking loads with emphasis on the use of leg muscles to lift, keeping loads close to the body, and applying principles of mechanical advantage when turning valves and wrenches. Includes Leader's Guide and 25 Program Guides.
Williams Learning Network, 15400 Calhoun Dr., Rockville, MD 20855-2762, Phone: (301)315-6700, Toll-free: 800-848-1717, Fax: (301)315-6880, Email: mait@willearn.com, URL: http://www.willearn.com
Available on VHS
Running time 6 minutes.
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