A Study on the Status of Working Environment of Some Rubber and Chemical Products Manufacturing Industries in Busan

고무와 화학제품 제조업 산업장의 작업환경실태에 관한 조사연구

  • Kim, J.Y. (Dept. of Preventive Medicine, Inje Medical College) ;
  • Lee, C.U. (Dept. of Preventive Medicine, Inje Medical College) ;
  • Pae, K.T. (Dept. of Preventive Medicine, Inje Medical College) ;
  • Kim, J.H. (Dept. of Preventive Medicine, Inje Medical College) ;
  • Kim, J.O. (Dept. of Preventive Medicine, Inje Medical College) ;
  • Kim, D.K. (Dept. of Preventive Medicine, Pusan National University, School of Medicine) ;
  • Kim, Y.W. (Dept. of Preventive Medicine, Inje Medical College) ;
  • Chun, C.H. (Dept. of Preventive Medicine, Inje Medical College)
  • 김준연 (인제의과대학 예방의학교실 및 산업의학연구소) ;
  • 이채언 (인제의과대학 예방의학교실 및 산업의학연구소) ;
  • 배기택 (인제의과대학 예방의학교실 및 산업의학연구소) ;
  • 김준효 (인제의과대학 예방의학교실 및 산업의학연구소) ;
  • 김진옥 (인제의과대학 예방의학교실 및 산업의학연구소) ;
  • 김돈균 (부산대학교 의과해학 예방의학 교실) ;
  • 김용완 (인제의과대학 예방의학교실 및 산업의학연구소) ;
  • 전종휘 (인제의과대학 예방의학교실 및 산업의학연구소)
  • Published : 1981.10.01

Abstract

This study was conducted in order to investigate the status of harmful working environ ment on twelve rubber and ten chemical products manufacturing industries in Busan area over a period of five months from lune 1 to October 31, 1980. The summarized results were as follows: 1. The highest and lowest mean values of harmful environmental elements in workroom of rubber products manufacturing industries were noted in twisting (98.7dB) and coating department (77.3dB) to noise, molding ($6.43mg/m^3$) and forming ($1.33mg/m^3$) to dust, bonding (toluene 463.7ppm, xylene 457.8ppm and benzene 111.8ppm, respectively) and splicing (toluene 90.0ppm, xylene 83.3ppm and benzene 6.7ppm, respectively) to organic solvents, respectively. Also in chemical products manufacturing, they were noted in grinding (95.1dB) and shining department (76.8dB) to noise, packing ($4.30mg/m^3$) and staining ($3.20mg/m^3$) to dust, shining (393.3ppm and 375.0ppm, respectively) and varnishing(125.5ppm and 121.7ppm, respectively) to toluene and xylene, and scattering (51.8ppm) and mixing (23.9ppm) to benzene, respectively. 2. The mean values of harmful elements in workroom of rubber products manufacturing were 86.3dB to noise, $4.16mg/m^3$ to dust, 258.2ppm to toluene, 230.3ppm to xylene, and 5 4.0ppm to benzene, respectively. Also in chemical products manufacturing, they were 85.2dB to noise, $3.69mg/m^3$ to dust, 227.9ppm to toluene, 213.2ppm to xylene, and 36.3ppm to benzene, respectively. 3. Number of workers exposed to harmful working environment, over TLV, of a total 10,195 workers in rubber products manufacturing were 1,002(9.8%) to noise, 212 (2.1%) to dust, 1,581(15.5%) to toluene, 1,509(14,8%) to xylene, and 1,524(15.0%) to benzene, respectively. Number of workers exposed to harmful working environment, over TLV, of a 1,913 workers in chemical products manufacturing were 112(5.9%) to noise, 132(6.9%) to each organic solvent, respectively. 4. The values of noise and dust of rubber and chemical products manufacturing in 1980 were lower then those in 1977, but the value of organic solvent in 1980 was similar with that in 1977.

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