tailieunhanh - Indoor Environmental Quality - Chapter 8

Điều tra các vấn đề môi trường trong nhà Như đã nêu trong chương trước, môi trường xây dựng có thể một số tiềm năng đáng kể chất lượng không khí trong nhà / các vấn đề môi trường trong nhà (IAQ / IE) có thể gây ra các triệu chứng cấp tính, nguy cơ sức khỏe lâu dài, khó chịu, hoặc có mùi. Ngoại trừ những trường hợp nặng mùi khó chịu bệnh tật hoặc cấp tính, hầu hết các vấn đề (hoặc các vấn đề tiềm năng như radon) không được công nhận. Trong trường hợp của các tòa. | chapter eight Investigating indoor environment problems As indicated in previous chapters built environments are subject to a number of potentially significant indoor air quality indoor environment IAQ IE problems that may cause acute symptoms long-term health risks discomfort or odor. With the exception of severe cases of acute illness or unpleasant odors most problems or potential problems such as radon go unrecognized. In the case of residential and nonresidential buildings a need to conduct an IAQ IE investigation develops only after occupants become aware that health and other problems may be associated with home or work environments. Awareness development is rapid when an odor problem or some type of physical discomfort occurs. In most cases building occupants do not suspect a causal relationship between acute and chronic illness symptoms which characterize classical air quality-related symptoms and their building environment. High prevalence rates of sick building syndrome SBS -type symptoms in noncomplaint buildings suggest that most individuals so-affected do not realize that their building work environment is in any way responsible. I. Awareness and responsibility A. Residential buildings Illness symptoms associated with exposure to formaldehyde HCHO combustion by-products such as carbon monoxide CO inhalant allergens and long-term health risks associated with elevated radon levels are major IAQ IE problems in residential environments. When such problems occur it is the individual homeowner s lessee s responsibility to recognize that a problem exists and seek professional assistance to identify and resolve it. 2001 by CRC Press LLC Table Factors Indicating Health Problems May Be Associated with Exposures to Contaminants in Residential Environments Symptoms diminish in severity when building is ventilated by opening windows. Symptoms diminish in severity or resolve completely when occupants are away from home for several days and recur upon returning.

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