美国化学品安全委员会(CSB)由8名成员组成的调查组已经开始对美国杜邦公司位于休斯顿东南拉波特地区的工厂11月15日发生的化学品泄漏事故进行调查。工厂的杀虫剂和杀真菌剂制造过程中所使用的有毒化学物质甲硫醇释放到空气中,导致4名工人死亡,另外1名工人受伤。直到11月17日,CSB调查组仍无法进入化学品泄漏发生的区域。CSB调查主管强尼·班克斯表示,该机构 An investigation team of eight members of the CSB has begun an investigation into a chemical spill that took place on November 15 at a DuPont plant in the Southeast La Porte, Houston. The release of methyl mercaptan, a toxic chemical used in the manufacture of pesticides and fungicides, into the air resulted in the death of four workers and the wounding of one other worker. Until November 17, the CSB investigation team is still unable to enter the area where chemical spills occur. Jonny Banks, head of CSB investigation, said the agency