Indoor Air Pollution in Newly Redecorated Rooms
- VernacularTitle:兰州市新装修室内环境空气污染特征
- Author:
Wei HUANG
;
Yin LU
;
Qinchun CHANG
- Publication Type:Journal Article
- Keywords:
Air pollution, indoor;
Health survey;
Formaldehyde;
Volatile organic compounds
- From:
Journal of Environment and Health
1992;0(02):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To study the indoor air pollution characteristic and control countermeasure. Methods 10 office rooms and 100 houses that were newly redecorated for one month were chosen for the determination of formaldehyde, TVOC, ammonia and radon. The distribution characteristic of time, space of pollutants was studied. Results The concentrations of formaldehyde, TVOC, ammonia in the investigated office rooms exceeded the standard limits greatly, the average levels were 0.533, 5.57and 0.396 mg/m3 respectively. In the 100 houses, the rates of exceeding limit of formaldehyde, TVOC, ammonia were 35.0%-78.8%, 56.0%-75.0% and 37.0%-41.7% respectively. In the two kinds of sites, the concentration of radon did not exceed the limit. Along with ventilation, the concentrations of pollutants went down. Conclusion Indoor air pollution caused by redecoration is serious in a certain degree in Lanzhou.
