Purify The Elf
Health device
Purify The Elf is a handy filter that fits on the mouth of any water bottle. Its interior is made of carbon fiber and polypropylene, which filters and improves the taste of water, removing bacteria, metals and particles. Fill the bottle with untreated water, such as river or well water, fit the filter and you're ready to drink. It is small, convenient, and can be recycled.
JURY STATEMENTWINNER
This is a surprisingly simple solution for producing clean and safe drinking water at any place and time. Since plastic bottles are ubiquitous, this easy-to-carry filter top offers a very economical way to assure access to clean drinking water.
UNIVERSITY