Porque a agua que consumimos presisa ser tratada

Porque a agua que consumimos presisa ser tratada

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    Para no transmitir doenas, tem que ser tratada porque tem vrios germes na agu.
  • Porque se a gua no for tratada e ns consumirmos assim mesmo, doenas sero transmitidas por bactrias presentes na gua. Com o tratamento da gua estaremos seguros contra essas doenas.

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