To achieve its claimed ability to remove pathogens, water going into CamelBak’s new UV purifier must first be cleaned by a filter from a rival manufacturer. And that rival product is cheaper. That’s according to CamelBak’s own lab testing. And its not the only water treatment technology that’s incapable of performing… »
Hepatitis C has a cure, but how do we find those who need it? Patrick Strudwick reports on one attempt to identify some of the estimated 100,000 undiagnosed people in the UK. »
You know you need to filter, treat or boil water you find in the wilderness. But why? Well, there's a number of answers, starting with words like E. Coli, Hepatitis A, Giardia and Cryptosporidiosis.