Resumo

MENEZES, Manoel Lima de. Tratamento de efluentes domésticos. Ciência educ. [online]. 1996, vol.02, pp.101-104. ISSN 1516-7313.

The main objective of the sewage treatment is its appropriate returning to nature water, excepting in some cases when water is reutilized. Water pollution can reappear in various ways: physical pollution (discharge of effluent in high temperature), biological pollution (discharge of bacteria’s, virus and other organisrns) and chemical pollution. The sewage treatment can be made by conventional process of treatment which consist of: aerobic process of active mud, biological filtering, anaerobic digestor and small lake stabilization, which has been mostly used.

Palavras-chave : Water Pollution; Biological Pollution; Sewage Treatment; Chemical Pollution.

        · resumo em Português     · texto em Português     · Português ( pdf )