5 ms·
Access to clean water. Diarrhea.
by Reallynow 13y ago
Access to clean water. Diarrhea.
- turbojerry 13y agoMichael Pritchard: How to make filthy water drinkable https://news.ycombinator.com/reply?id=5784565&whence=item%3fid%3d5782824 https://news.ycombinator.com/reply?id=5784565&whence=ite...