About 217,000 results
Open links in new tab
  1. Lead - Wikipedia

    Lead is a neurotoxin that accumulates in soft tissues and bones. It damages the nervous system, interferes with biological enzymes, and can cause neurological disorders ranging from behavioral …

  2. Lead | Definition, Uses, Properties, & Facts | Britannica

    May 6, 2026 · Lead, a soft, silvery white or grayish metal in Group 14 (IVa) of the periodic table. Lead is very malleable, ductile, and dense and is a poor conductor of electricity. Known in antiquity and …

  3. Learn About Lead - US EPA

    May 28, 2026 · This page provides basic information on lead including what it is, where it is found, how one can be exposed, and the health effects associated with lead.

  4. LEAD Definition & Meaning - Merriam-Webster

    1 day ago · Lead is both a noun and a verb, as most people know. There are several unrelated nouns spelled lead: one most commonly refers to a metal (as in, "The paint was made with lead"), and the …

  5. Lead Facts, Symbol, Discovery, Properties, Uses - Chemistry Learner

    Lead (pronunciation: LED) is a soft, malleable, and ductile element having a high corrosion resistance, denoted by the chemical symbol Pb. A poor conductor of electricity, it slowly forms a dull coating …

  6. Lead: What It Is, Properties, Importance, Uses, and Advantages

    Aug 8, 2023 · Lead is the chemical element represented by the symbol Pb and possesses the atomic number 82. It is a heavy metal with various properties that have made it useful for a range of …

  7. Lead poisoning - World Health Organization (WHO)

    Sep 27, 2024 · Lead is a naturally occurring toxic metal found in the Earth’s crust. Its widespread use has resulted in extensive environmental contamination, human exposure and significant public health …

  8. Lead in the Workplace | Lead | CDC

    This homepage organizes numerous pages of content on the workplace lead site and other CDC lead-rela

  9. LEAD Definition & Meaning | Dictionary.com

    To lead means to go in front, or to serve as the leader of a group. If you’re on a group hiking trip and the navigator lost the map, you’ll want someone with a good sense of direction to lead the group back to …

  10. Lead: Element Properties and Uses - samaterials.com

    Mar 12, 2026 · Lead, or Pb, is a dense, soft, bluish-gray metal well-acknowledged for its resistance to corrosion, its malleability, and its blocking of radiation. These attributes make the metal valuable in …