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An angle grinder, also known as a side grinder or disc grinder, is a handheld power tool used for grinding (abrasive cutting) and polishing.Although developed originally as tools for rigid abrasive discs, the availability of an interchangeable power source has encouraged their use with a wide variety of cutters and attachments.
Mortar and pestle, ancient device for milling by pounding. The mortar is a durable bowl commonly made of stone, ceramic, or wood. The pestle is a rounded grinding club often made of the same material as the mortar. Together with the saddle quern (a round stone rolled or rubbed on a flat stone bed),
Bruxism Definition Bruxism is the habit of clenching and grinding the teeth. It most often occurs at night during sleep, but may also occur during the day. It is an unconscious behavior or habit perhaps performed to release anxiety, aggression, or anger.
a·bra·sive / əˈbrāsiv; -ziv/ • adj. (of a substance or material) capable of polishing or cleaning a hard surface by rubbing or grinding. ∎ tending to rub or graze .
milling, mechanical grinding of wheat or other grains to produce flour. Milling separates the fine, mealy parts of grain from the fibrous bran covering. In prehistoric times .
Dorothea Lange, American documentary photographer whose portraits of displaced farmers during the Great Depression greatly influenced later documentary and journalistic photography. Her best-known image is Migrant Mother, Nipomo, California (1936). Learn more about Lange's life and career.
Encyclopedia. Containing over 100,000 terms, TheFreeDictionary's Encyclopedia is compiled from a number of sources, including The Columbia Encyclopedia®. The current Columbia Electronic Encyclopedia® contains nearly 52,000 entries and more than 84,000 hypertext cross-references, marshalling 6.5 million words on a vast range of topics ...
The groundhog (Marmota monax), also known as a woodchuck, is a rodent of the family Sciuridae, belonging to the group of large ground squirrels known as marmots. It was first scientifically described by Carl Linnaeus in 1758. The groundhog is also referred to as a chuck, wood-shock, groundpig, whistlepig, whistler, thickwood badger, Canada marmot, monax, moonack, weenusk, red monk and, among ...
Use the search form above to search over 700,000 articles in the Kiddle encyclopedia. Below is a list of some articles and categories to help you research different topics for school homework help and general education. All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used for personal and educational purposes under Attribution-ShareAlike ...
Grinding Wheel Background. Grinding wheels are made of natural or synthetic abrasive minerals bonded together in a matrix to form a wheel. While such tools may be familiar to those with home workshops, the general public may not be aware of them because most have been developed and used by the manufacturing industry.
GELATIN. GELATIN. Gelatin (also gelatine, jelly in Britain, jelly powder in Canada, and gel é e in France) is a flavorless, transparent thickener derived from animal collagen that dissolves when heated and congeals when cooled, allowing foods to set.This versatile ingredient provides unique textural and sensory properties to both savory and sweet foodstuffs such as mousses, gummy bears ...
Pictures at an Exhibition, musical work in 10 movements by Russian composer Modest Mussorgsky that was inspired by a visit to an art exhibition. Each of the movements represents one of the drawings or artworks on display. Although originally composed in 1874 for solo piano, Pictures became better
Windmill facts for kids. Kids Encyclopedia Facts. Windmills in Spain. ... this turns the grinding stones. As the stones turn, they crush the wheat (or other grain) between them. In a windmill used for pumping water, ... Kiddle encyclopedia articles are based on selected content and facts from Wikipedia, ...
Bruxism is excessive teeth grinding or jaw clenching. It is an oral parafunctional activity; i.e., it is unrelated to normal function such as eating or talking. Bruxism is a common behavior; reports of prevalence range from 8% to 31% in the general population. Several symptoms are commonly associated with bruxism, including hypersensitive teeth, aching jaw muscles, headaches, tooth wear, and ...
Dorothea Lange, American documentary photographer whose portraits of displaced farmers during the Great Depression greatly influenced later documentary and journalistic photography. Her best-known image is Migrant Mother, Nipomo, California (1936). Learn more about Lange's life and career.
Zebra resources and information for Kids. Includes Zebra facts, pictures, clipart and videos.
Mill (grinding) facts for kids. Kids Encyclopedia Facts. For other uses see Mill (disambiguation) A grinding mill is a tool that is designed to break a solid material into smaller pieces. There are many different types of grinding mills and many types of materials processed in them.
A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting. Such comminution is an important unit operation in many processes.There are many different types of mills and many types of materials processed in them. Historically mills were powered by hand (e.g., via a hand crank), working animal (e.g., horse mill), wind or water ().
A gastrolith, also called a stomach stone or gizzard stone, is a rock held inside a gastrointestinal tract.Gastroliths in some species are retained in the muscular gizzard and used to grind food in animals lacking suitable grinding teeth.In other species the rocks are ingested and pass through the digestive system and are frequently replaced.
Browse these image galleries at Encyclopedia Britannica to see pictures of a variety of fun and interesting topics including Animals, Famous Landmarks, the Human body, Natural Wonders!
Iguanodon is a genus of ornithopod dinosaur from the Lower Cretaceous period in Europe, North America, Africa and Asia. It lived 125/126 million years ago (mya). Discovered in 1822 and described three years later by English geologist Gideon Mantell, Iguanodon was the second dinosaur formally named, after Megalosaurus.
The information technology (IT) sector has expanded rapidly in the past few years, with many start-ups selling outsourcing services to North America and Europe, operating with companies such as Microsoft, Oracle and other major corporations, as well as many small and medium size enterprises.
Oct 21, 2019· Apollo 11, U.S. spaceflight during which commander Neil Armstrong and lunar module pilot Edwin ("Buzz") Aldrin, Jr., on July 20, 1969, became the first people to land on the Moon. Apollo 11 was the culmination of the Apollo program and a massive national commitment by the United States to beat the Soviet Union in putting people on the Moon.
A gristmill (also: grist mill, corn mill, flour mill, feed mill or feedmill) grinds cereal grain into flour and middlings.The term can refer to both the grinding mechanism and the building that holds it.
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