UCD and Berkeley Lab scientists conclude that, even when California schools have new heating, ventilation and air-conditioning systems, the vast majority don’t work well enough to ensure healthy classroom air.
Source: amp.sacbee.com
UCD and Berkeley Lab scientists conclude that, even when California schools have new heating, ventilation and air-conditioning systems, the vast majority don’t work well enough to ensure healthy classroom air.
Source: amp.sacbee.com