The gas is commonly used to fumigate agricultural products and to control rodents. Agricultural workers and those involved in rodent control programs are especially at risk. Employers and healthcare workers also should be aware of the fumigants' dangers. Top Page Fatigued Drivers Cause Collisions National Institutes of Health, in cooperation with the National Highway Traffic Safety Administration, claims that fatigued workers contribute to about 1,500 deaths and 40,000 injuries that result from car collisions each year. Backpacks are padded and balance the weight of the load over the whole back.
Problems can occur, however, when people consistently carry the backpack on only one shoulder.
Association representatives stressed that girls entering puberty already are at risk for curvature of the spine. Also, the backpack should be the appropriate size for the person who carries it, and it should not be overloaded with items. No backpack should carry a load that is greater than 15 to 20 percent of the person's own weight. Always keep a supply of extra fuses on hand, and never use a penny to override a blown fuse. Locate and inspect all the electrical cords in your home.