No, it’s likely not the chlorine you smell when you walk by the pool. That aroma is actually from a chemical reaction between chlorine ... and cyanogen chloride, which contribute to the pool ...

Chlorine occurs naturally as one of the basic building blocks of matter. It possesses powerful disinfecting and bleaching capabilities that we harness for a wide range of industrial and domestic ...

A good chlorine level is between 1.0 and 4.0 parts per million (ppm), while the pH should be between 7.2 and 7.8. Together, they keep bad bacteria at bay: If pH goes up too high, chlorine's germ ...