A book with pages that can kill more than 99% of bacteria while also educating communities on safe water habits has passed multiple trials in countries such as Ghana, Bangladesh and South Africa. What's more the book is very cheap to produce and one copy can filter sufficient water for an individuals needs for a full four years!
This extraordinary concept is the result of Dr Teri Dankovich's work over several years. Dr Dankovich, now a postdoctural researcher at Carnegie Mellon University in Pittsburgh developed and tested the concept at McGill University in Canada and at the University of Virginia. Like Liter of Light, the concept is wonderfully simple:
