The Ameriglo Safety Light Stick (Green) uses safe technology to provide the military or any well-prepared individual. bright and reliable light when necessary. To ACTIVATE the light stick, simply bends (once) the light stick, breaking the inner capsule. Once this inner capsule is broken, quickly shake the light stick to mix the two chemicals. The two chemicals combine to create. safe, non-toxic light. This safety light stick is ideal for the military, law enforcement, paramedics, campers, hikers, scouts, utility companies, hotels, schools, boaters, and well-prepared individuals.