2021-04-28 Polystyrene is extracted from oil. Thousands of small units of styrene, called monomers, link together to form large molecules of polystyrene by a process called polymerization.
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2021-05-26 The epidemic has started to rise a lot recently, and it keeps increasing every day
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2020-04-18 In recent years, under the background of our country vigorously promoting the development of prefabricated buildings, as a powerful carrier to promote the development of prefabricated buildings, the thermal insulation integrated board industry is gradually booming. As a premium enterprise represent
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