Comments on: Bamboo Warka Water towers pull drinking water out of thin air https://www.greenprophet.com/2014/12/warka-water-towers-pull-drinking-water-out-of-thin-air/ Sustainable news for the Middle East Wed, 29 May 2019 08:54:14 +0000 hourly 1 https://wordpress.org/?v=6.9.4 By: Fil https://www.greenprophet.com/2014/12/warka-water-towers-pull-drinking-water-out-of-thin-air/#comment-1031572 Sat, 06 Jun 2015 20:16:14 +0000 http://www.greenprophet.com/?p=106817#comment-1031572 Which material makes the most efficient passive water condenser?

Efficient in cost versus water production:

What about other costs as patents or any other legal barriers? Specifically for manufacturing and operating in USA California

Thank you,

Fil

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