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Currently，there are 737 million cars on the road all of the world, and in the next 8 years, this number will growth, and faster than the cars scrapped down. According to statistics, there are as many as 200 million scrapped tyres every year. To the mid-80s in 20 century, the United States has accumulated about 2 billion used tyres, it is a new social hazard.
Traditionally, tires need to be burned if use them again. This process may easily cause second-pollution. We hope to use tyres’ characteristics of surface texture to another new product for reducing pollution.