2016年6月4日星期六

Indoor air pollution 1

Indoor air pollution is common in China because Chinese people like cooking which would cause some smoke due to burning fuels and people like smoking at home or indoor space. 
There are a variety of causes of poor indoor air quality. inadequate ventilation and the release of contaminants from indoor and outdoor sources are the primary reasons for indoor air quality problems. Inadequate ventilation can be defined as insufficient air to remove pollutants that are degrading the quality of air. Temperature and humidity can affect the emission rates of some pollutants as well as the feelings of building occupants. High humidity and high temperature cause people to feel uncomfortable and want more air movement. Low humidity leads to dry throats, coughing and dry eyes. An additional problem with low humidity is that it can influence the sense of smell.
There are some short as well as long term health effects due to indoor air pollutants. Short-term problems include a stuffy, frowzy environment and symptoms such as skin sensibility, burning eyes and headaches. Long-term health problems have a longer incubation period or are chronic. It would influence central nervous system, cause heart disease even cancer.
Next blog, I will focus on the approaches to solve this issue.

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