Pool Info: Pool Chloramines. When any type of chlorine is added to water, it forms hypochlorous acid (HOCl - the most powerful killing form of chlorine in water) and hypochlorite ion (OCl-), a relatively weak form of chlorine in water. The percentage of HOCl and OCl- is determined primarily by the pH of the water.
Costa Rica is located between 8 and 12 degrees north of the  Equator. The total distance is 888.17 miles or 1429.36 kilometers.
4) There are 800 miles of coastline in Costa Rica between the Pacific and Caribbean coasts. 5) Costa Rica is divided into seven provinces: San Jose, Alajuela, Heredia, Cartago, Guanacaste, Puntarenas and Limon.6) There are more than 121 volcanic formations in Costa Rica, and seven of them are active.) Costa Rica is divided into seven provinces: San Jose, Alajuela, Heredia, Cartago, Guanacaste, Puntarenas and Limon. 6) There are more than 121 volcanic formations in Costa Rica, and seven of them are active.