The Employees seem to be unaware about the relationship of their health and their work. Even if the worker is aware of the link between his health and his occupation he may not be able to prove it because sometimes it may take decades for the symptoms of the disease to raise their ugly head. Some hazards in workplaces tend to be quite subtle and may take months or years of repeated exposure in order for effects to become apparent. In such a long time period it is understandably quite difficult to point to one’s occupation as the cause of one’s ill-health. For example suppose a worker might also happen to be a smoker it