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2. First discovered by Bunsen and Kirchhoff in 1860. Comes from the Latin word meaning "sky blue." Most reactive of all metals. The most accurate clocks are based on the vibrations of the atoms of this element. The hydroxide of this element is ... In early times, in its natural state it was often confused with tin and lead.
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www.3rd1000.com/tests/chemelem.htm
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At first lead was not used widely because it was too ductile and the first uses of lead were around 3500 B.C.. Lead's use as ... One other metal was discovered in the 1500's in Mexico by the Spaniards. This metal was platinum. Although not 100% pure, it was the first metal to be discovered and sourced from the "New World".
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neon.mems.cmu.edu/cramb/Processing/history.html
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No one knows who discovered lead for the first time. It has been know since ancient times. It occurs free in nature and also as PbS and other compounds. The Romans used lead pipes to drain their baths. ... Be the first person to mark this question as interesting!
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answers.yahoo.com/question/index?qid=20091119151018AAWy...
answers.yahoo.com/question/index?qid=20091119151018AAWyrIV
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The Element Lead - Basic Physical and Historical Information ... The Element Lead; [Click for Isotope Data] ... Lead is a soft, malleable and corrosion resistant material. The ancient Romans used lead to make water pipes, some of which are still in use today. Unfortunately for the ancient Romans, lead is a cumulative poison and...
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education.jlab.org/itselemental/ele082.html
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Origin / Meaning of the name Lead; The name originates from the the Greek word protos meaning 'first' and the Symbol Origin 'Pb' from the Latin word plumbum meaning 'lead'. ... Facts about the Discovery and History of the Lead Element; Lead was discovered was discovered in Ancient times and used by the ancient Egyptians,
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www.periodic-table.org.uk/element-lead.htm
www.periodic-table.org.uk/element-lead.htm
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Tetraethyl lead was first discovered by a German chemist in 1854. A technical curiosity, it was not used commercially on account of "its known deadliness." It is highly poisonous, and even casual cumulative contact with it was known to cause hallucinations, difficulty in breathing and, in the worst cases, madness,
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www.mindfully.org/Pesticide/Lead-History.htm
www.mindfully.org/Pesticide/Lead-History.htm
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More on First Discovered from Infoplease: ... Related content from HighBeam Research on: First Discovered: ... Minerals First Discovered in Switzerland and Minerals Named after Swiss Individuals.(Book review) (Rocks & Minerals)
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www.infoplease.com/ipa/A0770794.html
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Lead is a dense, soft, grey metal with a low melting point (327oC). It is the most familiar of the metallic elements. No one can claim to have discovered lead or to have been the first to isolate it. It can be traced back to the prehistoric times.
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nobel.scas.bcit.ca/resource/ptable/pb.htm
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FIRST GENE DIRECTLY LINKED TO WILLIAMS SYNDROME; A Scientific Explanation For WS Families; (Written in 1993); by; *Howard M. Lenhoff, Executive Vice President; Williams Syndrome Foundation, and; It is not clear at this time, for example, how the absence of an elastin gene would lead to hypercalcaemia,
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www.wsf.org/medical/literature/layreader/firstgen.htm
www.wsf.org/medical/literature/layreader/firstgen.htm
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