There are a number of ways to purify water, off the top of my head we have filters, iodine, and boiling. Clearly each has some advantage/disadvantage (iodine tastes terrible, boiling takes time). ...
I was just reading this question What is the safest way to purify water? Now I walk a lot in Snowdonia in North Wales and on occasion I drink from mountain streams. I've even camped next to mountain ...
What methods can I use to purify water? And what's the difference between those several methods (safety, duration needed, ...)?
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?
I know that boiling does little to break down chemical contaminants or heavy metals. But I'm unsure if it kills all microbial life. Are there any waterborne illness-causing ...
This has come up a few times in a few other questions, but I've heard varying opinions from different people in a number of answers and comments on here - some saying that just boiling for a moment is ...
I was wondering if it is safe to put snow in water filtration and then just wait until it melts down if the temperature is right. Of course, carefully picked, clean looking snow.
Anyone who has played in the ocean knows getting a little sea water in your mouth and swallowing it will not kill you. Seawater contains salt. When humans drink seawater, their cells are thus ...