As the results of the survey on the indoor air quality, volatile organic compounds were higher in normal ... This study investigated the indoorair concentrations and the harmful effects on health by hazardous
airquality in the crematory through sampling four times from 7th July to 16th October in 2004. ... Therefore, the major goals in this study were that first, we investigated and analyzed the airquality ... As we assessed infectious microorganisms of indoorair and executed research for indoor hazardous air
Indoor air quality can be affected by indoor sources, ventilation, decay and outdoor levels. ... In conclusion, contributions of outdoor air and indoor sources affecting indoor air quality were effectively ... The mean contributions of toluene of indoor and outdoor sources on residential indoor air quality were
This study investigated the effect of smoking on Indoor Air Quality in smoking allowed buildings. ... Our results show that smoking-ban legistration should be introduced to improve Indoor Air Quality. ... Some buildings exceeded Indoor Air Quality Standards for PM<sub>10</sub>, CO<sub>2&
This study was performed to investigate the characteristics of indoor air quality (IAQ) in 30 public ... The mean concentration of formaldehyde was 43.08 ㎍/m3 in indoorair and 5.05 ㎍/m3 in outdoor air, respectively ... The collected samples are PM10, formaldehyde, and total suspended bacteria in indoorair and measured
This study was surveyed the indoor air quality in new apartments in Korea. ... airquality guideline (100㎍/㎥) in Japan. ... airquality guideline (260㎍/㎥) in Japan.
Recently, indoor air quality (IAQ) in workplace, residence, and schools has been one of the major concerns ... This study was performed to investigate the characteristics of indoor air quality(IAQ) in kindergartens ... airquality on the Ministry of Environment, the Ministry of Health and Welfare, and the Ministry of
The ventilation rate is sufficient to meet acceptable indoor air quality (≤ 1,000 ppm of CO2, KS school ... Variations of the CO2 concentration as a function of time are measured at center point of classroom with air
This study was performed to investigate the characteristics of indoor air quality (IAQ) in elementary ... The measurements of indoorair pollutants were made to cover such components as PM-10, CO2, CO, NO2, ... Therefore, it was concluded that the indoor pollution of formaldehyde was very serious in classroom.
Indoor, outdoor, and personal nitrogen dioxide (NO<sub>2</sub>) exposures were studied in ... In this study, indoor and outdoor NO<sub>2</sub> samples at home were collected only while ... Since housewives spent their times in indoor houses with mean of 78.3%, their NO<sub>2</sub&
This study was performed to investigate indoor air quality and to characterize the concentration of ... Two mini-volume air samplers were used further to measure the I/O concentration ratio of PM10 and to ... However, outdoor PM10 was strongly related with indoor PM2.5 (r=0.95, p<0.01), with PM1 (r=0.94, p
The purpose of this research is to analyze characteristics and related factors of IAQ (Indoor Air Quality ... Measuring factors were TVOC, HCHO, PM10, CO2,CO, indoor temperature, and relative humidity.
As a result,“Indoor Air Quality Management Act”has been activated since May 2004. ... airquality as a major assignment. ... PM10 concentrations did not exceed the indoor air quality standard(150㎍/㎥) for all the sampling places
The aim of this study is to estimate and compare indoor air quality(IAQ) at stock rooms in general library ... air pollutants in stock rooms at general library was collected from domestic journal. ... stock rooms was performed in Seoul National Archives in August 2009, and the basic data on level of indoor
indoor and outdoor measurements. ... by multiple indoor and outdoor measurements. ... The purpose of this study was to assess an alternative method to characterize indoor environmental factors
To gather information on the indoor air quality of the greenhouses used for edible oakwood mushroom ... Bacterial concentration exceeded the Korean indoor air quality standard value (800 cfu/m3) in 15 of the ... The results of this study indicate that continuous hygiene management of indoorair is necessary in the
The indoor air quality of buses is mostly controlled through ceiling-mounted ventilation and filtration ... Passengers on public buses operating in the metropolitan area are exposed to the closed indoorair for ... flow velocity of 0.5m/s was effective enough to maintain a low concentration of CO2 throughout the indoor
Therefore, it is considered to be an appropriate method to supply standard samples in an indoor air quality ... In this study, the homogeneity and stability of standard samples for proficiency testing in indoorair ... quality within the country (formaldehyde, benzene, toluene, ethylbenzene, p-xylene, styrene, TVOC) were