![The Oregonian/OregonLive surveyed metro area districts about their air in classrooms. (Olivia Bucks / File photo)](https://www.oregonlive.com/resizer/i27FlEifbCUfTz50hDDBxLg1B0w=/0x1200/cloudfront-us-east-1.images.arcpublishing.com/advancelocal/Y2QAUIJDUZA5VOATPVZL2PDTZU.jpg)
Eight of the 12 largest school districts in the Portland area say they’ve met or surpassed minimum recommendations for ventilation in all classrooms.
Eight of the 12 largest school districts in the Portland area say they’ve met or surpassed minimum recommendations for ventilation in all classrooms.