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Extraction of Metals
Alloys - containing Lead.
alloy of lead is solder.
Solder is an alloy of lead (70%) and tin (30%).
Solder is a low melting point alloy and is stronger than lead or tin.
Solder is used for connections in electrical wiring and in plumbing.
Over half of the lead and tin used each year in the UK are recycled.
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