무료 동영상 감상 The TRUSTED Water Filter

(133 MB) 03 May 2017에 추가됨 119번 플레이됨 교육용 Tutorial Home Tech
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The TRUSTED Water Filter

애니메이션 설명:

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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