Can you open doors and windows?

Outside air is especially important when it's hot Outside air and good air circulation are always crucial for air quality in the classroom, never more than when it's hot. Many…

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Ventilation systems affect air quality.

Indoor air quality (IAQ) is one of the most important determinants of the health of staff and students. Poor IAQ may include temperature and humidity extremes; airborne contaminants, such as…

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