Injectable water filtration system could improve access to clean drinking water around the world

A new portable filtration system collects dirty water with a syringe and injects it into a hydrogel filter that weeds out nearly all tiny particles.

​A new portable filtration system collects dirty water with a syringe and injects it into a hydrogel filter that weeds out nearly all tiny particles. A new portable filtration system collects dirty water with a syringe and injects it into a hydrogel filter that weeds out nearly all tiny particles.