As s‌tudents spend one-third of their time at school, their health, comfort, and productivity are mos‌tly influenced by thermal condition and indoor air quality of classrooms. Regarding that manual window-opening is a common way for providing fresh air in classes and s‌tudents aren't allowed to change their uniform, position or control the windows during the lesson hours, providing thermal comf...

The indoor environment has frequently been ignored as a significant source of exposure to air pollutants. To date there are a number of documented examples of levels of indoor air pollutants greatly exceeding those levels which commonly occur in the outdoor environment. Among these instances are airborne buildup of polynuclear aromatics and cadmium from cigarette smoke, lead from burning candle...

For many years investigators have been aware of potential links between climate change and outdoor air quality. Far fewer studies have focused on climate change and indoor air quality, but a new report from the Institute of Medicine (IOM) concludes that the relationship between the two warrants further attention and action. 2 " There's not much research at this interface, and hard evidence is n...

Nowadays, with the rapid develpopment of wireless network and multimedia service, indoor wireless positioning technology is developing very fast. At this point, many new technology emerges. People's demand and requirement for positioning and navigation gradually improve a lot, particularly for complex indoor environment. Indoor positioning is often limited to time and position precision and com...

s Service (CAS). In 1944, Walker published the first edition of his classic work Formaldehyde.1 Between 1900 and 1930, formaldehyde-based resins became important * Author for correspondence. Address: Fraunhofer-Wilhelm-Klauditz-Institut (WKI), Department of Material Analysis and Indoor Chemistry, Bienroder Weg 54 E, 38108 Braunschweig, Germany. Phone: +49-531-2155-350. Fax: +49-531-2155-905. E-...