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Parkesine, the first member of the Celluloid class of compounds and considered the first man-made plastic, is patented by Alexander Parkes. [4] 1869: John Wesley Hyatt discovers a method to simplify the production of celluloid, making industrial production possible. 1872: PVC was accidentally synthesized in 1872 by German chemist Eugen Baumann ...
Radite is a trade name for an early plastic, formed of pyroxylin—a partially nitrated cellulose— manufactured by DuPont and introduced by the Sheaffer Pen Company in 1924 when plastics were first used as a material for pen manufacture.
Between 1950 and 2017, 9.2-billion metric tons of plastic are estimated to have been made; more than half of this has been produced since 2004. In 2020, 400-million tons of plastic were produced. [2] If global trends on plastic demand continue, it is estimated that annual global plastic production will reach over 1.1-billion tons by 2050.
Other terms often used for printed engravings are copper engraving, copper-plate engraving or line engraving. Steel engraving is the same technique, on steel or steel-faced plates, and was mostly used for banknotes, illustrations for books, magazines and reproductive prints, letterheads and similar uses from about 1790 to the early 20th century, when the technique became less popular, except ...
A plastic model kit, (plamo in Eastern influenced parlance), [citation needed] is a consumer-grade plastic scale model manufactured as a kit, primarily assembled by hobbyists, and intended primarily for display. A plastic model kit depicts various subjects, ranging from real life military and civilian vehicles to characters and machinery from ...
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Intarsia inlay in wood furniture differs from marquetry, a similar technique that largely replaced it in high-style European furniture during the 17th century, [2] in that marquetry is an assembly of veneers applied over the entire surface of an object, whereas inlay consists of small pieces inserted on the bed of cut spaces in the base ...
Colorful buttons made from Catalin were popular in the 1930s. Catalin was used from the 1930s to 1950s for many household objects, jewelry, small boxes, lamps, cutlery handles, and desk sets. Catalin jewelry, more commonly referred to incorrectly as Bakelite jewelry, was made from the 1930s until the end of World War II when it became too ...