Chlorine that is present in water consists of two forms: combined and free. The latter performs the job of oxidizing contaminants and killing bacteria. When chlorine is added to water, it is added as free chlorine. Total chlorine is the sum of both free and combined chlorine. When free chlorine comes into contact with various forms of contaminants, the chlorine is transformed to combined chlorine, also known as chloramines.
Keith Emerson Recovering From Surgery If you havenât already done this â take a minute to stop by Keith Emersonâs Facebook page and leave a âget well soonâ message for him. In the 70âs, Emerson pioneered the use of synthesizers in prog rock, and heâs been blowing peopleâs minds with his keyboard work ever since.
Keith is a master at Chuck Berry riffs. Brian Jones had pretty much faded away by the time the Stones recorded Beggar's Banquet. Keith shouldered almost all the guitar work. His touch on Prodigal Son here shows a man with blues in his soul.