The following AidEx2012 blog mentioned the Hippo water roller:
“And apart from the new ideas, there are several solutions that have been around for a while, but can still be scaled-up to help more people. One of these is the Hippo Water Roller Project from South Africa.” scidevnet.wordpress.com/2012/10/25/aidex2012-innovation-highlights-from-day-two/
CCTV channel visited stand A39 and interviewed Grant Gibbs, Project Manager of the Hippo Water Roller Project. See photo.
