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Old December 1, 2010, 09:13 PM   #19
chris in va
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Join Date: December 26, 2004
Location: Louisville KY
Posts: 12,527
Quote:
Brass has zinc added to make it bronze.
It was my understanding bronze is copper and tin.

Brass is copper and zinc.

Quote:
One of the reasons that lead is used for casting bullets is that it is liquid at just above the temperature at which it "freezes".
This is confusing. When a solid melts, it's not 'frozen', but liquid. Is there another state between 'frozen' and 'liquid' that brass goes through?
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