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v. t. e. A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels other magnets. A permanent magnet is an object made from a ...
Silicon dioxide, also known as silica, is an oxide of silicon with the chemical formula SiO2, commonly found in nature as quartz. [5] [6] In many parts of the world, silica is the major constituent of sand. Silica is abundant as it comprises several minerals and synthetic products.
Monosodium glutamate ( MSG ), also known as sodium glutamate, is a sodium salt of glutamic acid. MSG is found naturally in some foods including tomatoes and cheese in this glutamic acid form.
Magnetic resonance imaging ( MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes inside the body. MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves to generate images of the organs in the body.
Structure of the United Nations organization. An organization or organisation ( Commonwealth English; see spelling differences ), is an entity —such as a company, an institution ( formal organization ), or an association —comprising one or more people and having a particular purpose. The word is derived from the Greek word organon, which ...
The five major colors of European heraldry (black, red, blue, green, and purple) are sorted next. Miscellaneous colors ( murrey, tan, grey, and pink) are sorted last. Similar colors are grouped together to make navigation of this list practical.
Agent Orange is a chemical herbicide and defoliant, one of the tactical use Rainbow Herbicides. It was used by the U.S. military as part of its herbicidal warfare program, Operation Ranch Hand,[1] during the Vietnam War from 1961 to 1971.[2] It is a mixture of equal parts of two herbicides, 2,4,5-T and 2,4-D. In addition to its damaging ...
