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when freshly cut, it tarnishes to dull gray when exposed to air. it is widely available and can be readily converted into various shapes. for these reasons, lead has been used during much of human history. lead and its compounds are also poisonous, so they are no longer used in paints, gasoline, or water
the mid- s, a significant shift in lead end-use patterns had taken place. much of this shift was a result of the u.s. lead consumers' compliance with environmental regulations that significantly reduced or eliminated the use of lead in non-battery products, including gasoline , paints , solders, and water...
https://www.newworldencyclopedia.org/entry/Lead
when freshly cut, it tarnishes to dull gray when exposed to air. it is widely available and can be readily converted into various shapes. for these reasons, lead has been used during much of human history. lead and its compounds are also poisonous, so they are no longer used in paints, gasoline, or water
the mid- s, a significant shift in lead end-use patterns had taken place. much of this shift was a result of the u.s. lead consumers' compliance with environmental regulations that significantly reduced or eliminated the use of lead in non-battery products, including gasoline , paints , solders, and water...
https://www.newworldencyclopedia.org/entry/Lead