Focusing on the characteristics of processing and equipment in general paper-making factory,this article analyzed the dangerous and harmful factors of papermaking industry,and put forward corresponding safe measures and suggestions.

occur- ring accidents during tunnel construction,the author expatiates on the identification,evaluation and risk control of the dangers and hazardous factors,as well as on the methods and functions of safety control of working groups.

Quality control in detection of hazardous factors in workplaces is discussed from real life work around the control point of quality management sys- tems.

However,in the legal system and standards for work safety in China,there are also some different descriptions for accident causation factor,such as "dangerous factor","hazardous factor","unsafe factor" and "accident perils".