Definition of beta. 1  1 : the 2nd letter of the Greek alphabet â see alphabet table. 2  2 : beta particle. 3  3 : a measure of the risk potential of a stock or an investment portfolio expressed as a ratio of the stock's or portfolio's volatility to the volatility of the market as a whole.
Chlorine has been used as a chemical warfare agent. Sources: In nature, chlorine is only found in the combined state, most commonly with sodium as NaCl and in carnallite (KMgCl 3 â¢6H 2 O) and sylvite (KCl). The element is obtained from chlorides by electrolysis or via the action of oxidizing agents. Element Classification: Halogen. Density (g/cc): 1.56 (@ -33.6 Â°C).
Chlorine is a chemical that prevents bacterial growth in stationary water. Itâs used to sanitize sewage and industrial waste. Itâs also an active ingredient in several cleaning products. Chlorine poisoning can occur when you swallow or inhale chlorine. Chlorine reacts with water â including the water in your digestive tract â to form hydrochloric acid and hydrochlorous acid. Both of these substances are extremely poisonous to humans. You may be most familiar with chlorine thatâs used in pools.