Do your friends, family, and loved ones arrive home every day in good health and well-being? If so, it's largely due to the work of hidden-in-plain-sight heroes. This secretive group of highly trained professionals fights every day to protect the health of all workers, the public, and the environment so that the rest of us can work without fear of sickness or calamity. Industrial hygienists are a very unique profession because it involves the fields of science, engineering, technology, business,