Examinations made on the type of hearing problems indicate that 30.86% of the workers are generally complaining about illnesses like ringing and leakage in the ears as well as hearing loss (Table 5). Distribution of hearing problems according to industries is 30.86% concrete traverse, 33.33% cement, 23.96% iron and steel, and 40% textile factories. As seen in these results, the textile industry was the one where the highest level of complaints (40%) determined with regard to the hearing complaints among the industries at Sivas.