WORKING in tanks, manholes, and underground vaults are some of the most dangerous and potentially lethal occupations found in the industrial work environment. Federal, state, and corporate safety ...

A nonmetal desk or table (For example, a wooden, plastic or glass desk or table would work.) At least one material to test (It should be no larger than the plate or can be folded to be small and able ...

Ancient Greeks discovered that when animal fur and amber were rubbed together, the fur could be used to attract feathers, glass dust and other lightweight objects. It wasn’t until 1600 AD, however, ...

Static electricity shock which occurs more often in winter is unpleasant. When two different objects are in repeated contact, it causes friction which then creates static electricity. This can be ...

Static electricity shocks are more common in the winter because of the season's dry air. Friction between materials, like socks on carpet, builds up a static charge in low humidity. Using a humidifier ...