Chlorine is an element used in industry and found in some household products.
Chlorine is sometimes in the form of a poisonous gas. Chlorine gas can be pressurized and cooled to change it into a liquid so that it can be shipped and stored. When liquid chlorine is released, it quickly turns into a gas that stays close to the ground and spreads rapidly.
Chlorine gas can be recognized by its pungent, irritating odor, which is like the odor of bleach. The strong smell may provide an adequate warning to people that they have been exposed.
Chlorine gas appears to be yellow-green in color,
Chlorine itself is not flammable, but it can react explosively for form explosive compounds with other chemicals such as turpentine and ammonia.
Chlorine is one of the most commonly manufactured chemicals in the United States. Its most important use is as a bleach in the manufacture of paper and cloth, but it is also used to make pesticides, rubber and solvents.
Chlorine is used in drinking water and swimming pool water to kill harmful bacteria. It is also used as part of the sanitation process for industrial waste and sewage.
Household chlorine bleach can release chlorine gas if it is mixed with other cleaning agents.
