The document discusses indoor air quality (IAQ) management systems and profiles from various buildings. It notes that poor ventilation can cause sick building syndrome due to an increase in heart rate. Long term effects of poor IAQ include over a 1% annual increase in atmospheric CO2 levels and the disintegration of polar ice. Common sick building syndrome symptoms include yawning, dozing, perspiring, headaches, and restlessness.
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Lecture 1 Scientific and Systematic Management of IAQ
1. Hinds International (HK) Ltd. IAQ Lecture Series Speaker: Kee-Neng Wai, Ph.D Date: Nov 18, 2008 For: Joint Symposium 2008
23. Atmospheric CO2 Level at Harbour Front Sick Building Syndrome due to poor ventilation and increase of heart rate ²¡‘B˜ÇÓî¾CºÏÖ¢µÄÔÒòÊÇÒòžé¿ÕšâÁ÷„ÓµÄ΢Èõ£¬Òò´ËÔì³ÉÐÄÌø¼ÓËÙ¡£ 2030 500 Good IAQ Excellent IAQ Yawning Threshold Dozing Threshold Perspiring, headache, restlessness and increase of heart rate Long Term Effects > 1% increase per year > 1.2% increase per year Disintegration of polar ice Building Ordinance Section 123 requirement 2000 2008 360 392 300 1960 800 1000 1500 2000 2500