[BostonCard]

Depends on what you can do about ventilation in school buildings and classroom density.  The piece also doesn't define what "low occupancy" and "high occupancy" mean, or what "well ventilated" and "poorly ventilated" mean.

BC

[BostonCard]

Depends on what you can do about ventilation in school buildings and classroom density.  The piece also doesn't define what "low occupancy" and "high occupancy" mean, or what "well ventilated" and "poorly ventilated" mean.

BC