b691124636's Channel - YouTube

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b691124636 commented 5 months ago

10:05

解決飲用水的設計-Michael Pritchard

科學家Michael Pritchard發明一種Life saver瀘水器，可以把受污染的水，神奇的過濾後，變成無菌，可飲用的水，

簡單使用，價格便宜，在水資源缺少的今日世界，這項發明，引人囑目。Michael Pritchard解釋如何以小方法來解決大問題，他示範如何以1公升的水瓶製造出60...

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b691124636 said:

@louiskongkkp 恩恩我最擔心重金屬問題

About b691124636's channel

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b691124636

Latest Activity

Aug 30, 2011

Date Joined

Dec 2, 2006

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Age

21

Country

Taiwan

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