THE DRINKABLE BOOK
EVERY YEAR, OVER 3.4 million people die from problems associated with water, hygiene and sanitation. It’s a huge problem, because the vast majority of individuals who live in areas with dirty water don’t even realise that it’s unsafe to drink.
To try to solve the issue, Dr Theresa Dankovich created a special type of bacteriadestroying filter paper for her PhD at McGill University. She’s now based at Carnegie Mellon and has teamed up with scientists from her current institution and the University of Virginia to create The Drinkable Book.
Once water has been passed through a page of the book, it comes out on the other side with a 99.9 per cent reduction in bacteria, which makes it comparable to tap water in the USA.
It works because each page is coated with silver nanoparticles, which are capable of destroying bacterial diseases such as E. coli, typhoid and cholera. Each filter can offer 30