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    The Advantages Of Biodegradable Materials

    The Advantages Of Biodegradable Materials

    Not dependent on oil, is extracted from the biological

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    Jan

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    Polylactic Acid Fiber

    Polylactic Acid Fiber

    Polylactic acid fiber is a corn, wheat, sugar beet and other products containing starch as raw materials, after the fermentation of lactic acid, and then by polycondensation and...

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