*4. Metals can be recycled from many objects. For
example, copper is recycled from old copper wires
and lead is recycled from used car batteries.
(a) Explain 'recycling of metals'.
(b) Why are copper and lead easy to recycle?
(c) Name the resources that are saved by
recycling
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Answer:
(b)copper and lead involves less separation and they are concentrated in few products
Explanation:
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