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目的 阐明新产品及产品更新换代中毒理学援助的作用。方法 对以往发生的具代表性的新产品及产品更新换代中引起的伤害事故或无效劳动和毒理学援助在事故中的作用进行调查、分析和研究。结果 在为提高产品的使用价值或降低产品成本而进行的产品更新换代中 :正己烷代替甲苯的
Objective To elucidate the role of physical aids in the replacement of new products and products. Methods To investigate, analyze and study the injury accident or invalid labor and the role of toxicological aid in accident occurred in the new generation of representative new products and products in the past. Results In product replacement to improve the value of the product or reduce the cost of the product: n-hexane instead of toluene