Lead
- Episode aired Oct 9, 2008
- TV-PG
Mankind makes use of lead, a versatile but toxic metal, for 6,000 years; mining; car battery factory; specialists remove harmful lead objects from homes and businesses; lead makes crystal sp... Read allMankind makes use of lead, a versatile but toxic metal, for 6,000 years; mining; car battery factory; specialists remove harmful lead objects from homes and businesses; lead makes crystal sparkle.Mankind makes use of lead, a versatile but toxic metal, for 6,000 years; mining; car battery factory; specialists remove harmful lead objects from homes and businesses; lead makes crystal sparkle.