| Chlorine has been used to disinfect pools for over | | | | paper, paints and medicine. Chlorine is also widely |
| one hundred years. Chlorine is used in almost all | | | | used in the production of plastic, and most pool |
| pools that are open to the public. In addition, most | | | | tubes and floats are made out of chlorine. This |
| private pool owners, as well as many spa owners, | | | | helps to further protect the pool water. |
| use chlorine in order to keep their pool water | | | | Although chlorine gas can be quite hazardous, |
| clean and safe. | | | | chlorine used in a pool is safe for swimmers. If a |
| It is important that pool water be disinfected as | | | | negative reaction is noted, it typically is because |
| water exposed to the air naturally becomes | | | | someone has not added the correct amount of |
| infected with bacteria and viruses. In addition, | | | | chlorine to the water. The person who is in charge |
| people who swim in the pool bring with them their | | | | of pool maintenance should be careful not to |
| own germs. Having chlorine in the water kills these | | | | breathe in any chlorine gas and not to get chlorine |
| germs before they have a chance to harm | | | | on your skin. Chlorine should not be mixed with |
| anyone. | | | | any other chemical as it can be dangerous. |
| There are many reasons why chlorine is used to | | | | Each pool will have its own level of chlorine that it |
| disinfect so many pools. First, it works | | | | requires. A test kit should be used to determine |
| consistently to disinfect pools and has been | | | | how much chlorine a pool needs. Chlorine can |
| proven over many years. Chlorine not only works | | | | come in many different forms. Although some |
| to disinfect pools, but it also can work to rid a | | | | large commercial pools use liquid chlorine, most |
| pool of algae. It is also relatively inexpensive and is | | | | residential pools are treated through the use of |
| easy to find. | | | | granules or tablets. Both are inexpensive and are |
| Chlorine was discovered in 1774 by Carl Wilhelm | | | | easy to use. |
| Scheele who thought that it contained oxygen. | | | | Chlorine can be used in different size pools, from |
| Later, Sir Humphry Davy realized that chlorine | | | | small residential pools to extremely large public |
| was in fact an element. Chlorine now is one of the | | | | pools. It is an efficient way to make a pool a safe |
| most commonly used elements in the world. It | | | | place to swim. |
| can be used to make multiple products, including | | | | |