C14.2 - Water safe to drink
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Last updated 7:47 PM on 1/6/26
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8 Terms
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Potable water
Drinkable water
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Places you can get fresh water
lakes, rivers, dams, groundwater
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Where fresh water is stored
Dams + reservoirs
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Stages of cleaning freshwater
Filters remove large objects
Chemicals added meaning large particles clump together and sink to the bottom
Sand filter captures remaining particles
Chlorine kills bacteria
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Ways water can be purified
Distillation
Reverse osmosis
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Distillation
Boiling salt and water to collect just the water and leave behind the salt
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Reverse osmosis
Pushes water through semi permeable membrane using a pump
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Problems with reverse osmosis and distillation
they use a lot of energy
