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58365 Water Clock
This amazing clock is powered simply by adding water to the reservoir. The water becomes an electrolyte allowing the metal probes inside the reservoir to act like a battery. An excellent demonstration of the conversion of chemical energy to electrical energy.
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118 Daliang Street Ningbo, China
Post Code 315 000
Tel: 86-574-8732 1938
Fax: 86-574-8732 1940
sales@superascientific.com
http://www.superascientific.com
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