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Epoxy

Epoxy or polyepoxide is a polymer that cure when mixed with a catalyzing agent ("hardener"). The material was developed by I.G. Farben Industrie of Germany in 1939, and are used for coatings, adhesives and composite materials. like glass-reinforced plastic.

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Bullying

... a term for someone with absolute governmental power, from the Greek language turannos. In Classical Antiquity[?] it did not always have inherently negative implications, it ...