5
votes
6answers
557 views

How safe is drinking distilled water?

Are there any adverse effects of drinking distilled water (possibly obtained melting snow or using other survival techniques like a solar still)? Maybe dehydratation, diarrhea...? Some people even ...
9
votes
3answers
2k views

Is it safe to drink out of rusty thermos?

I've got a thermos for coffee and/or water storage that I use on hikes and for bike touring since it keeps things hot for hours. However, it seems like the inside is rusting a bit. Is this safe to ...
34
votes
3answers
17k views

Is drinking urine safe?

We've all heard stories about how people saved their lives by drinking their urine. Is drinking urine safe when there are no other water sources available? Can I filter it with a water purifier?