FaithKeyes3196 FaithKeyes3196
  • 25-02-2018
  • Physics
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Describe how water may be treated before people use it

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kainatqahafa7 kainatqahafa7
  • 25-02-2018
water is treated by purifying it by adding slaked lime or potash alum

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aryonrai
aryonrai aryonrai
  • 25-02-2018
They purify the water so that people can use it for things and drinking. They chloride, boil, or use ultraviolet light to kill bacterias that can harm us
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