Lifestraw
Drinking tube that clears most types of waters for drinking right away. Commercially available. About 5 US$ per device that provides water for one (…)
Amazon.com: Rainwater Harvesting for Drylands (Vol. 1)
Amazon.com: Rainwater Harvesting for Drylands (Vol. 1): Guiding Principles to Welcome Rain into Your Life And Landscape: a book sold for about (…)
Air2Water - pure drinking water, water machine, water from air, water cooler, water system
Selling high-technology machines for water extraction from air.
Visual Pump Glossary
About existing and available common pump technologies. Really thorough, but not much very low technology.
