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Criado por Clare Noone
mais de 5 anos atrás
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What is potable water?
How are fresh water sources treated to make it potable?
How do you make sea water potable? What are the problems with these processes?
Name 2 waste water sources that have to be treated due to human interferance:
name one industrial process that causes waste water: How is it treated?
What are the first two steps of sewage treatment?
What are steps 3 ?
What is step 4?
What is step 5