"You don't want to use excessive amounts of chlorine, but we shouldn't fear chemical substances because we do not understand them," MacDougall told Live Science. Additionally, adding chlorine to ...

It contains sodium hypochlorite dissolved in water. Chlorine is good at removing stains from fabrics, disinfecting surfaces, and removing mold and mildew. Chlorine doesn’t cause allergies ...

Bromine is very harmful to the atmosphere. According to Chemicool, bromine atoms are 40 to 100 times more destructive in the ozone layer than chlorine atoms. Up to half of the loss of ozone above ...