1. The CSU Widget Factory has been experiencing an increase in back and shoulder injuries due to manual lifting of boxes in the warehouse. You have observed that the workers may not understand the importance of body mechanics when lifting a load. Prepare a paragraph that explains how to lift a load properly, including a discussion of the forces on various parts of the body when lifting is done incorrectly. As an additional illustration, calculate and compare the load moment for lifting a 12-pound electrical motor held close to the body with the load moment for lifting the same motor held 20 inches from the body. Show all calculations. should be a minimum of 200 words in length