Samudio M.J., Ventura Silva G., Oliveira Fernades E., Guedes J, Vasconcelos M.T.S.D.
Year:
2006
Bibliographic info:
Healthy buildings , HB 2006, Lisboa, 4-8 june 2006, Vol III, p 345-349

Measurements of physical, chemical and microbiological parameters were carried out in three classrooms of a school in Porto. They were conducted in winter, spring and summer twice a week. The results are presented. Low ventilation and high number of students per classroom are responsible for the high concentration of CO2.