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 …
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
WebLEAD definition: 1. to control a group of people, a country, or a situation: 2. (especially in sports or other…. Learn more.
Lead | Definition, Uses, Properties, & Facts | Britannica
WebMar 1, 2024 · 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 believed by the alchemists to be the oldest of metals, lead is highly durable and resistant to corrosion.
Lead poisoning - World Health Organization (WHO)
WebOverview. 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.
Learn about Lead | US EPA - U.S. Environmental Protection Agency
WebFeb 7, 2024 · Lead is a naturally occurring element found in small amounts in the earth’s crust. While it has some beneficial uses, it can be toxic to humans and animals, causing health effects. Where is Lead Found? Lead can be found in all parts of our environment – the air, the soil, the water, and even inside our homes.
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 - 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 summary | Britannica
WebLead is a soft, silvery white or grayish, malleable, ductile, dense metal that conducts electricity poorly. Its stable isotope s are all end products of radioactive decay of uranium and other heavy elements. Known since ancient times, lead is so durable and resistant to corrosion that Roman lead pipes are still usable.
- Some results have been removed
Skip to content