However, in 1810 Sir Humphry Davy proved that chorine was an element. Amorphous boron is used for fireworks and also in rockets as an igniter. It is used to manufacture insulation fiberglass and sodium perborate bleach.
Chlorine is used for producing safe drinking water all around the world.
Even the smallest water supplies are now chlorinated. It is also widely used in the production of paper products, dyestuffs, textiles, petroleum products, medicines, antiseptics, insecticides, food, solvents, paints, plastics and many other consumer products. Bayer Corporation is a research-based company with major businesses in health care and life sciences, and chemicals.