Você sabe sobre o tratamento da água?
Leia as características e definições das fase de tratamento da água e diga corretamente qual fase está sendo representada
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1
It is carried out using fluorine-based compounds. The application of these compounds in public water supplies contributes to reducing the incidence of tooth decay by up to 60%, if children ingest adequate amounts of fluoride ion from birth.
Decantation
fluoridation
disinfection
Filtration
Flocculation
2
The flakes formed are separated from the water by the action of gravity in tanks normally rectangular in shape.
Decantation
Fluoridation
Disinfection
Filtration
Flocculation
3
In these stages, the impurities present in the water are grouped by the action of the coagulant, into larger particles (flakes) that can be removed by the decantation process.
Flocculation
Decantation
Filtration
Fluoridation
Disinfection
4
A physical or chemical agent (disinfectant) is used, the purpose of which is to destroy pathogenic microorganisms that can transmit diseases through them.
Decantation
Fluoridation
Flocculation
Disinfection
Filtration
5
The decanted water is sent to the filtering units where the filtration process takes place.
Filtration
Decantation
Flocculation
Fluoridation
Disinfection
