Δες δωρεάν βίντεο The TRUSTED Water Filter

(133 MB) Προστέθηκε στις 03 May 2017 παίχτηκε 117 φορές Εκπαιδευτικό Νερό Tutorial Home Tech
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The TRUSTED Water Filter

Περιγραφή animation:

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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