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一九八六年十一月上旬。四川省江油县冶金部长城钢厂炼钢车间的废钢堆中发现一个高约1米,直径约30厘米的密封钢瓶,外壳为深绿色。按照废钢进料规定,原料工段请来了废钢车间两位切割工,在车间内自然通风的情况下进行切割。刚割成一小孔时,突然“嗤”的一声,孔内冲出一股五米高的黄绿色烟雾。两位切割工吓得不知所措,扔下工具逃离了现场。这黄绿色的烟雾借着风力蔓延开。车间内的工人都感到有股难闻的气味袭来,但谁也没有离开生产岗位,也没人去想这气味是否有毒。当黄绿
Early November 1986. Jiangyou County, Sichuan Province, the Ministry of Metallurgy Great Wall steel mill steel found in a heap of about 1 meter high, about 30 cm in diameter sealed cylinders, the shell is dark green. In accordance with the provisions of scrap feed, raw materials section invited two scrap shop workers, the case of natural ventilation in the workshop for cutting. Just cut into a small hole, suddenly “laugh ”, the hole out of a five-meter-high yellow-green smoke. Two cutters scared overwhelmed, dropped tools to flee the scene. This yellow-green smoke spreads through the wind. Workers in the workshop felt the unpleasant smells hit, but no one left the job nor did anyone think the odor was poisonous. When yellow-green