This portable filtration bottle by NDūR includes a small filter right inside. This is great for travelers who are iffy on the water quality in certain areas.
The bottle may not be able to filter urine to become suitable for drinking like Bear Grills does on television, but reading the impressive specs for this bottle would make one think so. According to the details, the filtration bottle is able to filter 99.9% of a variety of toxins, viruses, micro-organisms and bacterias. It claims that it can make safe drinking water anywhere and lasts for over 100 gallons of water.
With the help of this nifty filtration bottle, can humanity avoid the looming water crises? We're certainly getting close.