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The roamer in the air – suspended particulates


The suspended particulates may cause different impacts to the respiratory tract 
depending on the particulate size; generally the particulates at a size less 
than or equal to 10μm is categorized as the respiratory particulates because 
these particulates will enter into the respiratory system along with the 
respiration and subside to the nasal cavity, respiratory tract and alveolar 
cells;


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Health affection from the indoor air pollutants


The following table shows the indoor air pollutants that are generally and 
commonly seen and thereof affection against the health.�







Asbestos



Biological contaminants



Combustion products






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Primary source of indoor air pollutants


Primary indoor air pollution sources The primary source of indoor air 
pollutants can be divided into the following eight categories: 







Paint and coating



Cleaning products



Biological contaminants






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The pollution source you are not unaware – office business machines


The ozone layer in the atmosphere is able to absorb the majority of ultraviolet 
ray from the sunlight and protect all the living things on the 







indoor ozone



harm from the indoor



Other pollutions






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Specialized in Indoor Air Quality Monitoring !
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IAQ Monitoring Instruments Ltd. 6F-2, No.338, Dadun 11th St., Nantun District, 
Taichung City 408, Taiwan E-mail :�[email protected]




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