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Uploaded by HowStuffWorks on Feb 20, 2009
Before it can be used in products, lead must go through a smelting process to get the sulfur out. Learn how lead is purified and molded in this clip from Discovery Channel's "HowStuffWorks" show.
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that was some crappy looking sinter, they should of shot the video on a day that a good crew was there
outtacontrolracing56 1 year ago
nice video
elemineseslapolla 2 years ago 2
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that was some crappy looking sinter, they should of shot the video on a day that a good crew was there
outtacontrolracing56 1 year ago
nice video
elemineseslapolla 2 years ago 2