PRINCIPLE #1
Operator posture is critical – Use a good stool |
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Avoid leaning
and twisting |
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Sit up straight and provide support for the lower back. |
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Shoulders and hips should be aligned, thighs parallel to the floor and feet flat on the floor. |
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The head should be centered on shoulders. |
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Avoid twisting and leaning. |
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| ISSUES: Leaning and holding the head off center puts a strain on the neck and spine. Fatigue and musculoskeletal injuries are often a result of poor posture. |
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| Principle #1 | Principle #2 | Principle #3 |
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