Chlorine | Uses, Properties, Facts | Britannica Chlorine, chemical element of the halogen group that is a toxic, corrosive, greenish yellow gas, irritating to the eyes and respiratory system Much chlorine is used to sterilize water and wastes, and the substance is employed either directly or indirectly as a bleaching agent for paper
Chlorine | Chemical Emergencies | CDC Chlorine is a liquid or gas with a strong, irritating smell Signs and symptoms of chlorine exposure depend on how you were exposed Get away from the area, get clean, and get help if exposed Chlorine can explode with many common substances Overview