फ्री वीडियो देखें The TRUSTED Water Filter

(133 MB) 03 May 2017 को जोड़ा गया 117 बार खेला गया पढ़ाई पानी Tutorial Home Tech
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The TRUSTED Water Filter

एनिमेशन का विवरण:

Discover how to use common wood charcoal, discarded plastic water bottles, and the sun to transform filthy water into clean, TRUSTED* drinking water (*Turbidity Reduction Unleashes Solar Technology to Eliminate Disease).

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