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在生产劳动过程中,存在着各种对人体的不安全、不卫生的因素和有害于人体生理机能的物理和化学因素,若不及时消除,采取有效措施,加以保护,就容易发生工伤事故和职业病,职业中毒的危险。例如:矿山井下、可能发生瓦斯爆炸、冒顶、水灾以及尘肺等职业病;工厂可能发生机械伤害、触电、电击伤;建筑施工可能发生空中坠落,物体打击和碰撞;交通运输可能发生车辆伤害、淹溺事故。在劳动过程中从事有毒、粉尘作业,例如铸锻、油漆、电焊、高频等
In the process of production labor, there are various kinds of unsafe and unhygienic factors to the human body and the physical and chemical factors that are harmful to the physiological functions of the human body. If they are not eliminated in time and effective measures are taken to protect them, they are prone to accidents and Occupational disease, occupational poisoning danger. For example, there may be occupational diseases such as gas explosion, roof collapse, floods and pneumoconiosis in mine shafts; mechanical injuries, electric shocks and electric shocks may occur in factories; air crashes, objects may hit and collide with buildings during construction; traffic injuries may occur and drowning may occur ACCIDENT. In the labor process engaged in toxic, dust operations, such as casting and forging, painting, welding, high frequency, etc.