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近年来,国外应用了天然塑料。它是由天然原料-土豆粉或凝胶制成,它能象残羹剩饭那样在肥堆上分解。生产这样材料的新工艺使原材料价格比在石油化工部门用来制取聚乙烯的最廉价原料还便宜
In recent years, the use of natural plastic abroad. Made from natural ingredients - potato flour or gelatin, it breaks down on the heap like leftovers. The new process of producing such materials makes the price of raw materials cheaper than the cheapest raw materials used to make polyethylene in the petrochemical sector