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KMID : 1156220180440030283
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Journal of Environmental Health Sciences
2018 Volume.44 No. 3 p.283 ~ p.292
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Exposure Assessment of Hazardous Substances in Small Academy of Children's Activity Zones
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Kim Ho-Hyun
Lee Jeong-Hun
An Sun-Min
Lee Jae-Young
Choi In-Suk
Yoo Si-Eun
Jung Da-Young
Lee Chul-Woo
Park Choong-Hee
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Abstract
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Objectives: This study was conducted to identify hazardous factors that reflect the characteristics of the academy and to provide basic data of environmental safety standard.
Methods: Heavy metals, volatile organic compounds, formaldehyde, pesticides and phthalates were measured in 20 academies, which were supplementary, music, art and physical education institutes.
Results: In case of heavy metals, the 12 locations were detected for lead (Pb) over the standard value, and 15 locations were exceeded for the total heavy metal. In six locations, the concentrations of volatile organic compounds were exceeded the standard value of 400 μg/m3, and two locations for formaldehyde were exceeded the standard value of 100 μg/m3. The most commonly detected agents in the air dust were chlorpyrifos and diazinon. The concentrations of DEHP, DINP, and DBP were detected and exceeded in several academies, The risk assessment results showed that HCHO as carcinogen had a safety level of 10-7 to 10-6, and DEHP and DINP as non-carcinogens had a safety level as assessed to be under than 0.1.
Conclusions: Through the investigation of long-term environmental and health effects related laws on academies, indoor air quality management might be needed because there were cases of exceeding standard.
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KEYWORD
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Children's activity zones, Academy, Environmentally hazardous substance, Risk assessment, Indoor air
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