Lead (pronounced "led") 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...

Lead poisoning, also known as plumbism and saturnism, is a type of metal poisoning caused by lead in the body. Symptoms may include abdominal pain, constipation...

Lead–lead dating is a method for dating geological samples, normally based on 'whole-rock' samples of material such as granite. For most dating requirements...

The lead vocalist in popular music is typically the member of a group or band whose voice is the most prominent melody in a performance where multiple...

A lead-in is a short phrase, usually five words or less, that starts off a photo caption in a newspaper, high school yearbook, magazine or other publication...

marketing, lead generation (/ˈliːd/) is the process of creating consumer interest or inquiry into the products or services of a business. A lead is the contact...

January 1888 or 1889 – December 6, 1949), better known by the stage name Lead Belly (not Leadbelly), was an American folk and blues singer notable for...

threshold for lead exposure exists. The major source of lead exposure during the 20th century was leaded gasoline. Proponents of the lead–crime hypothesis...

Lead sulfide refers to two compounds containing lead and sulfur: Lead(II) sulfide, PbS, containing lead in the +2 oxidation state, naturally occurring...

Lead glass, commonly called crystal, is a variety of glass in which lead replaces the calcium content of a typical potash glass. Lead glass contains typically...

Lead guitar (also known as solo guitar) is a musical part for a guitar in which the guitarist plays melody lines, instrumental fill passages, guitar solos...

The lead ship, name ship, or class leader is the first of a series or class of ships that are all constructed according to the same general design. The...

The lead–acid battery is a type of rechargeable battery first invented in 1859 by French physicist Gaston Planté. It is the first type of rechargeable...

Lead paint or lead-based paint is paint containing lead. As pigment, lead(II) chromate (PbCrO 4, "chrome yellow"), lead(II,IV) oxide, (Pb 3O 4, "red lead")...

Lead (82Pb) has four observationally stable isotopes: 204Pb, 206Pb, 207Pb, 208Pb. Lead-204 is entirely a primordial nuclide and is not a radiogenic nuclide...

In some types of partner dance, lead and follow are designations for the two dancers' roles in a dance pairing. The leader is responsible for guiding the...

Lead tetrafluoride is a compound of lead and fluorine. The yellow solid (melting point 600 °C) is the only room-temperature stable tetrahalide of lead...

developers. Alternative titles include development lead, technical lead, lead programmer, or lead application developer. When primarily contributing a...

Lead On is the fifteenth studio album by American country music artist George Strait. Released in 1994 on MCA Records, the album was certified platinum...

A lead paragraph (sometimes shortened to lead; in the United States sometimes spelled lede) is the opening paragraph of an article, book chapter, or other...

where Ac represents the acetyl group. Like many other lead compounds, it causes lead poisoning. Lead acetate is soluble in water and glycerin. With water...

Lead Mine or Leadmine may refer to: Lead mine, for the mining of lead Leadmine, Missouri, an unincorporated community Lead Mine, West Virginia, an unincorporated...

Lead(IV) oxide, commonly known as lead dioxide, is an inorganic compound with the chemical formula PbO2. It is an oxide where lead is in an oxidation state...

softball, a lead or lead off is the short distance that a player stands away from their current base. In baseball, to lead off, or to take a lead, refers...

Lead shielding refers to the use of lead as a form of radiation protection to shield people or objects from radiation so as to reduce the effective dose...

Lead is the axial advance of a helix or screw during one complete turn (360°) The lead for a screw thread is the axial travel for a single revolution....

Lead climbing (or leading) is a technique in rock climbing where the 'lead climber' clips their rope to the climbing protection as they ascend a pitch...

Lead pencil may refer to: Pencil, a writing implement or art medium usually constructed of a narrow, solid pigment core inside a protective casing Mechanical...

The Nord Lead is a series of virtual analog subtractive synthesizers, manufactured by Clavia. Released in 1995, the original Nord Lead was the digital...

Tetraethyllead (commonly styled tetraethyl lead), abbreviated TEL, is an organolead compound with the formula Pb(C2H5)4. It was widely used as a fuel additive...