Tratamento de água

Synopsis: know the main uses of water. Set drinking water. Recognize the drinking water as a scarce, essential and limited resource; Identifying Brazil as a large reservoir of fresh water in the world. Quote steps in the water treatment ETAs. Identify the function of chlorination. Realize the importance of the use of rainwater and reuse water.
Source: MEC.
URL: http://objetoseducacionais2.mec.gov.br/handle/mec/18477