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Old 12/29/2010, 07:48 AM   #109
macktab
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Join Date: Dec 2006
Location: MA
Posts: 107
Seems it is better to use rechargebles (more heavy metals) and dispose of (eventually) through a recycling program. But additional recharger plastics/mining is a result.

Here is an interesting article link
http://geology.com/articles/rare-earth-elements/


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