Poor ventilation in classrooms might contribute to tuberculosis spread among children, researchers in South Africa find. By asking students to wear air monitors, the scientists showed that the average student was breathing an unsafe level of others’ exhaled air three-fifths of the time.
Cape Town has a high rate of TB, which is spread when the mycobacterium goes airborne.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.