As fall temperatures cool across the U.S., many schools will struggle to ventilate classrooms while also keeping students and teachers comfortable and healthy. Children and teachers spend over six hours a day in classrooms during the school year, often in buildings that are decades old and have inadequate heating, ventilation and air conditioning, or HVAC, systems.
Click here for original story, Investing in indoor air quality improvements in schools will reduce COVID transmission and help students learn
Source: Phys.org