A chemical byproduct found in some treated drinking water in the U.S. that remained a mystery for more than 40 years may have ...

Chlorine is a chemical element that’s used in disinfectants, cleaning products, and manufacturing processes. While it’s safe in small amounts, exposure to too much chlorine can cause symptoms ...

The chemical elements are arranged from left to right ... hydrogen, oxygen, nitrogen, chlorine, fluorine, bromine and iodine — and those two strategies worked for those particular elements ...

Chlorine is a chemical element present in some household and industry cleaners. The water in many swimming pools also contains chlorine, which people use to kill germs. However, the Centers for ...

Overview Chlorine is a chemical that inhibits bacterial growth in water. It’s used to disinfect swimming pools and drinking water and sanitize sewage and industrial waste. It’s also an active ...

Chlorine test kits require you to add a chemical reagent to a pool water sample, causing the sample to change color based on its total, free, or combined chlorine content. An electronic chlorine ...