News tagged with metal

Related topics: electrons · magnetic

Iron supplements in the fight against lead

Targeted iron supplements in biscuits can achieve a striking reduction in the level of lead in children's blood in regions with high exposure to this toxic heavy metal. This has been demonstrated for the first time by an ...

Oct 26, 2016
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In chemistry, a metal (Greek: Metallo, Μέταλλο) is an element, compound, or alloy characterized by high electrical conductivity. In a metal, atoms readily lose electrons to form positive ions (cations); those ions are surrounded by delocalized electrons, which are responsible for the conductivity. The thus produced solid is held by electrostatic interactions between the ions and the electron cloud, which are called metallic bonds.

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