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대구지방 산업장에 있어서 건강장애요인과 작업환경검사에 대한 기업인의 수용태도 (ll)
김두희,성수원,Kim, Du-Hui,Seong, Su-Won 대한산업보건협회 1988 산업보건 Vol.8 No.-
Examination of working environments was conducted to get more detailed data about harmful working environments and to make a contribution to more effective management. Study was carried out on 722 factories located in Taegu city and eight counties in Kyungpook Province, Korea, for a period of one year, from February 1 to December 30, 1986. The total number and proportion of workers exposed to harmful material was 37,697, 45.2% among 83,368 workers. The results according to exposed material were as follows: 1. In the case of noise, proportion of exceeding the 8-hour TLV was 59%, Included were nail-cutting in assembly metal manufacturing industry and weaving process in textile. 2. Dust in mill process of coal manufacturing industries exceeded the TLV of second class of dust at all parts and exceeded the TLV at 6% as a whole.: 3. The fields of industry lower than 70 lux of illumination were storage equipment of food, auto-winder of textile, painting of wood wares and coal mixing, and 44% of all cases was lower than standard. 4. As a result of temperature index investigation(WBGT), about 12% of all sujects exceeded limit value. Included parts were rolling machine and reducing room. 5. In the case of organic solvents, TLV was exceeded at about 8%, The parts exceeded TLV according to materials belonged to this category were as follows. 1) Toluene: adhesive work in assembly metal manufacturing 2) Xylene: printing and paint mixing in chemical manufacturing 3) Methyl ethytl ketone: paint mixing in all parts examined and coating machine partially in chemical manufacturing 4) Methyl isobutyl ketone: printing in chemical manufacturing 5) Acetone: vapor polishing in assembly metal manufacturing 6. Among specified chemical materials, the concentration of HC1 in the air in metal assembly manufacturing factory exceeded TLV. in one of three assembly metal manufacturing examined. Others, such as benzene, acetic acid, formic acid, sodium hydroxide, formalin, ammonia, copper, chromate etc. were lower than TLV in its indoor atmospheric concentration. As a whole, the proportion of exceeding TLV was about 0.8% 7. The concentrations of inorganic lead were lower than TLV in all parts examined. The results of this investigation show the fact that current management of working environments is not satisfactory, and so more active management is needed.
신문 활용 교육 프로그램이 초등학생의 논리적 사고력에 미치는 효과
이유미(Lee, Yu-mi),이성용(Yi, Seong-yong),김기순(Kim, Gi-sun),오영선(Oh, Yeong-seon),김두희(Kim, Du-hui),최유리(Choi, Yu-ri),김영선(Kim, Yeong-seon),민윤자(Minn, Yun-ja) 성신여자대학교 교육문제연구소 2013 교육연구 Vol.56 No.-
본 연구의 목적은 초등학생의 논리적 사고력을 향상 시키는데 있어 신문 활용 교육 프로그램의 효과를 살펴보는데 있다. 연구대상은 초등학교 3-6학년 40명(실험: 20명, 통제: 20명)이며 연구 설계는 사전-사후 집단 설계를 활용하였다. 본 연구의 신문 활용 교육 프로그램은 교과와 연계하였으며, 한 학기동안 운영하였다. 연구 결과 첫째, 실험집단은 통제집단에 비하여 논리적 사고력이 통계적으로 유의한 수준(p<.05)에서 향상되었다. 둘째, 실험집단 내에서는 5-6학년군 학생들이 3-4학년군 학생들에 비해 더 높은 향상을 보였다. 이러한 연구 결과는 초등학생의 논리적 사고력 지도와 신문 활용 교육 관점에서 논의되었으며, 앞으로 교과와 연계한 신문 활용 교육 프로그램을 구성하는데 기초자료로 활용될 수 있을 것이다. The purpose of this study was to examine effects of the newspaper in education(NIE) program on the logical thinking of elementary school students. The participants of the study were forty elementary school students(experimental group: 20, control group: 20), and the group design was used to investigate the effectiveness of the NIE program. This NIE program was related to subjects. The results of applying the NIE program were as the following : First, it had effects(p<.05) on progress in logical thinking of elementary school students. Second, 5-6th grade students were more effective than 3-4th grade students in the experimental group. The results of the study were discussed in the logical thinking instruction and NIE perspective for elementary school students, and can be used to plan and implement effective NIE program.