Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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U.S. consumers purchase about 3 billion batteries each year. A typical zinc-carbon battery may contain such hazardous heavy metals as zinc, manganese, lithium, nickel, cadmium, and mercury. In addition, the manufacture of batteries consumes a great deal of energy and produces considerable pollution.

Click on one of the disposal methods at left.


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