Occupational safety and health is a very imperative issue and is defined as the condition of being safe and to ensure that occupational accidents and work related ill health are prevented as much as possible, and safe working environment is promoted. The working environments in foundries are characterized by combination of mechanical, chemical, physical and environmental hazards to mankind. Safety performance is related to accident prevention. The measurement should enable one to compare the

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... e accident producing characteristics of different objects, the accident producing characteristics of same objects at different times, and to describe how accident producing characteristics of the same or different things are related to each other. To examine this necessary ingredient of an accident as well as some of the characteristics of the ingredients involved in safety measurement are, worker, machine, tools or equipment, physical environment and social environment. Physical characteristics include anthropometrical dimensions, visual acuteness, and hearing perceptions. A comprehensive study is developed with human health risk assessment consisting of risk factors related with all of the possible risk sources in small scale foundry industry with hazardous materials and environmental aspects.