Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-wilderness-survival-91e9f18707fb

What does a rapid sand filter's top layer of activated carbon remove?

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  1. All bacteria and viruses
  2. Dissolved heavy metals
  3. Organic compounds that affect taste and odor

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References

  1. Water purification en.wikipedia.org/wiki/Water_purification Checked 2026-11-07.

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