Introduction to Pure Clear and the Life Filter Video
8:28
#2 Collapsible Squeeze and Katadyn Conversion Video
14:15
Why are Brita Filters SO Popular?
20:21
Pure Clear Water Filter Test
58:20
Think Fast, Talk Smart: Communication Techniques
9:03
Testing The Best Waterfilter for Hiking: Is It Worth the Hype?
14:38
Newly Discovered PRIMITIVE WATER FILTER! 100% Effective
19:21
Emergency Water Filters: Guiding You through the Maze
15:05