4 comments

  1. KellieAnne Smith Foreman

    i can, ppl got sick from water before sanitation and they all used the river as a toilet and to wash clothes = polio is water born, as are many other diseases and parasites

  2. KellieAnne Smith Foreman

    Here we are again, disallowing the understanding that water carries disease and ppl,have been aware of it for centuries –

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