http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Occupational Exposure Monitoring for Diesel Particulate Matter Using Two Sampling Methods
이수길,게닉젠크비치,이내우,Lee, Su Gil,Jankewicz, Ganyk,Lee, Nae Woo The Korean Society of Safety 2020 한국안전학회지 Vol.35 No.6
This study was to compare the sampling efficiencies for monitoring of diesel particulate matter (DPM) using two different sampling methods; In-House PVC cyclone sampling heads and commercial airborne DPM (EC) sampling heads mounted on Dorr-Oliver cyclone heads. Personal exposure levels of DPM, analysed for elemental carbon (EC) were 0.004 - 0.2 mg/m<sup>3</sup> for the loader drivers and 0.005 - 0.34 mg/m<sup>3</sup> for the specialised mining vehicle (SMV) drivers were similar to previous study results. The highest result (0.34 mg/m<sup>3</sup>) might be from an irregular production schedule and multiple job tasks requested. The results using the two sampling heads were not significantly different and it is thought that the In-House PVC cyclone with 37 mm quartz filter could be used in place of the commercial sampler as a preliminary screen in place of using the commercial sampler.
이수길 한국관광정보학회 1999 觀光情報硏究 Vol.- No.3
The revitalization of in-bound is a good field of tourist industry which is very important to the development of our economy. The tourist industry of Korea will prosper when she becomes not a country foreign tourists are not willingly to visit again but one they are willingly to visit again fascinated by excellence of her culture. When the events such as ASEM in 2000 and the year of Korea visit in 2001 with the World Cup and the Asian Game in 2002 are held, a folk festival will be well worth seeing to In-Bound Tours. Recently with the introduction of local autonomy system, local economy and culture are emphasized and "Tourism" is being utilized as effective means for its development. There are many problems because our country is still in an early stage of developing a folk festival as tourism goods. The same may be said of Daesaseup-nori of Chonju suggested in this study. Most of the falk festivals are held in beginning of June, which is difficult for people to participate voluntarily and is not helpful to overcome non-high demand season in tourism. It is desirable that various falk festivals should be held all the year round rather than they are concentrated on a specific time. It should be considered even tourists as well as most of the local residents may not participate in interesting events because some festivals are held several places dispersed here and there, and it should be done in perfect order supervised by a local organization. I say nothing of preraring for a guide in a foreign language, the events should have the form or content which is suitable for common people's participation. The development strategies suggested by me was focused on variety of tourism goods for Daesaseup-nori of Chonju, differentiation of goods. Aiming to target market, ordinary opening of main events at easily accessible place, maximization of public relations, the necessity of development of tourism goods and souvenirs for tourists. And I emphasized Korea being as a kind country to visit by improving the conditions of accommodations, civic consciousness and by educating workers in tourist industry. I insisted upon the deposit system of common travel agencies as a strategy for securing financial resources, and stated the establishment of standing performance hall and the operation of a daily tourist train. The about-face of recognition on tourist industry should be established as civic consciousness. The connection between the Chonju area and the area of Baekje culture as strategies of development of tour courses and connection should be reviewed as soon as possible. Finally, I emphasized a FAM TOUR(Familiarization Tour) should be done by analysis of tourists needs as a strategy to attract tourists.
A Study of Dermal and Ocular Exposure to Isocyanate-Based Paints in Crash Repair Workshops
이수길,디노 피사니엘로,이내우,마이클 차카츠크 한국안전학회 2009 한국안전학회지 Vol.24 No.6
Exposure to HDI(hexamethylene di-isocyanate) commonly used in vehicle crash repair workshops remains a leading cause of occupational asthma. Although skin and eye contamination are considered as absorption routes, there are no occupational exposure standards for skin and ocular exposure. This is the reason why there are more empirical data should be provided. Therefore this study was to determine contamination levels of HDI on the skin, eyes, work surfaces, respirators and eye protectors. There was evidence of contamination on a variety of work surfaces, for example, door handles, bench top and spray gun, etc. A high proportion(47~80%) of skin wipe samples from neck, forehead, back hand, palm and wrist was positive for HDI contamination, even though spray time was relatively brief. The contamination levels from spraying inside spray booth were generally higher than outside booth due to poor work practices and inappropriate personal protective use like safety gloves. Apprentices had higher exposure levels than the qualified painters, likely due to lack of the recognition of safety and hygiene. The extent of contamination inside the PPE might provide an indication of the potential for respiratory & skin exposure and ocular exposure. Eye fluid samples from 4 out of 14 workers had the positive detection of HDI contamination, due to poor work practices like no or inappropriate eye protection. Considering the potential for dermal & ocular exposure to contribute to possible health symptoms including respiratory sensitization, the empirical data point to a need for improving work practices and appropriate PPE selection, use and maintenance.