Lead Definition & Meaning - Merriam-Webster
WEB1. a. : to guide on a way especially by going in advance. led the officers to his hiding place. b. : to direct on a course or in a direction. a road leading the traveler to the heart of the …
Lead - Wikipedia
WEBLead is a chemical element; it has symbol Pb (from Latin plumbum) and atomic number 82. It is a heavy metal that is denser than most common materials. Lead is soft and malleable, and also has a relatively low melting point. When freshly cut, lead is …
Lead poisoning - Symptoms & causes - Mayo Clinic
WEBJan 21, 2022 · Lead poisoning occurs when lead builds up in the body, often over months or years. Even small amounts of lead can cause serious health problems. Children younger than 6 years are especially vulnerable to lead poisoning, which can severely affect mental and physical development.
LEAD | English meaning - Cambridge Dictionary
WEBto control a group of people, a country, or a situation: I think we've chosen the right person to lead the expedition. I've asked Gemma to lead the discussion. Who will be leading …
Lead | Definition, Uses, Properties, & Facts | Britannica
WEBLead, 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 believed by the alchemists to be the oldest of metals, lead is highly durable and resistant to corrosion.
Learn about Lead | US EPA - U.S. Environmental Protection Agency
WEBLast updated on February 7, 2024. 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.
LEAD Definition & Meaning | Dictionary.com
WEBto influence or induce; cause: Subsequent events led him to reconsider his position. Synonyms: convince, persuade. to guide in direction, course, action, opinion, etc.; bring: …
Lead poisoning - World Health Organization (WHO)
WEBAug 11, 2023 · Overview. 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 problems in many parts of the world.
Lead - Element information, properties and uses | Periodic Table
WEBReferences. Element Lead (Pb), Group 14, Atomic Number 82, p-block, Mass 207.2. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Lead | US EPA - U.S. Environmental Protection Agency
WEBLast updated on April 2, 2024. Learn about the health effects of lead, who is at risk, how to test for lead in paint or other areas of your home, how to find or become a lead-safe certified firm, and more about the Lead Renovation Repair and Painting (RRP) rule.
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