The situation of hearing in workers exposing to organic solvent at some productive facilities

ABSTRACT

The incidence of hearing loss in workers who have exposed to organic solvent is 16.3%. The workers in the General Painting Company have highest hearing loss incidence, followed by Phuc Yen and Yen Vien Shoe Companies and Hung Yen Plastic Company. The risk of hearing loss is increased with presence of hazardous factors that involved in working environment (organic solvents and noisy), simultaneously it depended on the pollution of these factors. The worker group that has exposed to one occupational hazardous factor as organic solvent showed sound deaf alone type in the audiogram, and the group that exposed to both factors showed the V shape audiogram