I am not anything close to an ecologist or a biologist so this question may be really dumb. But I know that water is essential. It is used in many important bodily processes and we would die without it very quickly.
So my question is, how did so many generations of humans survive without the water purification standards that we have today?
Is there a reasonable amount of dirt, toxins, bacteria, etc… that can be in water and it won’t make us sick?
I also know people have boiled water for a very long time but didn’t we only discover bacteria and viruses in the lasts several hundred years? Did people know that boiling water would purify it?
Also am I wrong for thinking that most water in nature is dangerous to drink?
Hopefully these questions make sense.
In: 1437
After man learned how to make alcohol based drinks ( wine, beer, spirits ) life spans improved a bit. Bacteria cannot survive in it. Which may be the reason it’s so prevalent in old texts. Alcohol may be bad for you, but whatever is up stream from you could kill you
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