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many artificial and natural analogs at that time. However, the new fabric had a significant disadvantage: the fibers could not be dyed. Only in 1952, four years later, DuPont chemists solved this problem. They created a new version of the previously invented synthetic fabric, which met all the requirements. And most importantly, it was perfectly dyed. A distinctive feature of the acrylic fiber is its burning behavior; it melts and emits acrid smoke with a sour smell. Although acrylic fabric has pros and cons, it is popular in the fashion and

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