Instead of adding chemicals directly to your hot tub, you add salt (about two pounds per 100 gallons of water), which dissolves to produce natural chlorine that's needed to keep your hot tub clean.
A chlorine rash is a reaction to chlorine, which is often added to pool water to help disinfect it. Some preventive steps, including bathing after exposure, may reduce symptoms. Chlorine is an ...
A small piece of sodium metal is placed in a flask of chlorine gas. A little water helps expose the sodium so it can react with the chlorine gas. The reaction releases a lot of heat as the ionic ...