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Points turned out to be methylal, acetal is a colorless, volatile flammable liquid, mainly used in the production of pesticides, leather and car polish, etc., harmful substances existing national standards for motor gasoline must not add . Shandong chemical company Mr. Sun: methylal now two thousand twenty-three (one ton), the national standard on this eventuality. Just as the people in the industry said, although gasoline national standards requirements should not add acetal, methylal but not within the detection range. An acetal production enterprise sales staff told reporters, blending various refineries has become their major customers. Shandong acetal person A company manager: you do now if you want petrol money, you need to add this stuff. Six thousand 7756 (for one ton) of gasoline and the two thousand eighty-nine (one ton) of methylal, you look at the profit margins of the half. If now this season, then 8% -12% of the mixing ratio of no problem. National Petroleum Products and Lubricants Standardization Technical Committee Secretary-General Zhang Jianrong say why not add gasoline national standards methylal, because it would cause serious damage to the vehicle. National Petroleum Products and Lubricants Standardization Technical Committee Secretary-General Zhang Jianrong: methylal rubber have swelling action will cause line leak, this will bring some security risk. Moreover, Professor of Chemistry and Chemical Engineering, University of the Chinese Academy of Sciences Ho Yu Jian reconcile concerns that the proliferation of gasoline will adversely affect the environment. Professor of Chemistry and Chemical Engineering, University of the Chinese Academy of Sciences Yu Jian Ho: There is no doubt that we are dispersed in the air, then, of our human air quality for our health is no doubt, of course, a negative role. CCTV Financial Reporter survey found that large and small blend oil factory in Shandong, there are more than 200. Some people even started a training school. The Saint-Zibo Chemical Institute Although the Institute hung the sign, but the main business is to reconcile gasoline training the past three years has organized more than 90 training courses throughout the country trained more than 800 technicians. In teaching the lab, arrayed a variety of bottles and jars, Liu introduced, which are used for gasoline blending stock. Shandong Zibo oil, Mr. Liu training school