事故往往都是由人造成的。据历年来统计证明,75%左右的事故是人为因素。且绝大多数是由于违反规章制度、纪律而造成的。实践证明,除了不可抗拒的自然灾害引发的事故之外(如水厂爆管),许多事故都能追溯出人为的因素。这在安全理论上也不乏这方面的论述。人无完人,人们自身的缺点和错误和对客观事物认识的不足,都会在生产过程中的某一个环节暴露出 Accidents are often caused by people. According to statistics over the years, about 75% of accidents are human factors. And the vast majority is due to violation of rules and regulations, discipline caused. Practice has shown that, in addition to accidents caused by irresistible natural disasters (such as water pipe explosion), many accidents can be traced back to human factors. This is no lack of safety theory in this regard. No perfect person, people’s own shortcomings and mistakes and lack of understanding of the objective things, will be exposed in a certain part of the production process