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Sandpaper, also known as glasspaper or as coated abrasive, is a type of material that consists of sheets of paper or cloth with an abrasive substance glued to one face. [1] In the modern manufacture of these products, sand and glass have been replaced by other abrasives such as aluminium oxide or silicon carbide.
Today (also called The Today Show) is an American morning television show that airs weekdays from 7:00 a.m. to 11:00 a.m. on NBC.The program debuted on January 14, 1952. It was the first of its genre on American television and in the world, and after 73 years of broadcasting it is fifth on the list of longest-running American television serie
The hastily assembled show that morning included analysis from Today news anchor Jim Fleming, who once worked in NBC's Moscow bureau, and veteran NBC foreign correspondent Hans von Kaltenborn. Alexander Kerensky , a former leader of the Russian Provisional Government , was awakened and brought to the RCA Exhibition Hall to add his commentary on ...
Today (American TV program) (also known as The Today Show), an American news and talk morning television show that airs on NBC; GMTV Today, a defunct UK weekday breakfast programme; LK Today, a defunct female lifestyle show presented by Lorraine Kelly, succeeded by GMTV with Lorraine; Today with Maura and Daithi, an Irish TV morning program
Today's featured article. This star symbolizes the featured content on Wikipedia. Each day, a summary (roughly 975 characters long) of one of Wikipedia's featured articles (FAs) appears at the top of the Main Page as Today's Featured Article (TFA). The Main Page is viewed about 4.7 million times daily.
The contents of the Coated abrasive page were merged into Sandpaper on 17 December 2022. For the contribution history and old versions of the redirected page, ...
In the arts, silicon carbide is a popular abrasive in modern lapidary due to the durability and low cost of the material. In 1982 an exceptionally strong composite of aluminium oxide and silicon carbide whiskers was discovered. Development of this laboratory-produced composite to a commercial product took only three years.
Silicon compounds are compounds containing the element silicon (Si). As a carbon group element, silicon often forms compounds in the +4 oxidation state, though many unusual compounds have been discovered that differ from expectations based on its valence electrons, including the silicides and some silanes. Metal silicides, silicon halides, and ...