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× By Dahlia Bazzaz, The Seattle Times Published: April 30, 2021, 9:30am Share: As Washington schools reopen to more students, one concern at top of mind for many families and teachers is this: How are schools ventilating classrooms to reduce the chance of spreading COVID-19? The Seattle Times Education Lab received a surge of questions over the past month about how air quality is measured in schools, the ways schools can keep air circulating and how ventilation stacks up relative to other school safety measures. To answer your questions, we spoke with public health and occupational safety experts about improving ventilation. We also asked Seattle Public Schools for a demonstration of how employees assess buildings and ventilation equipment for air flow.

King countyUnited statesUniversity of washingtonMarissa bakerElena austinRandy newmanNancy bernardFernando lunaHamilton international middle schoolOffice of superintendent public instructionUs centers for diseaseWashington state health departmentSeattle times education labWashington state department of healthSeattle public schoolsDisease control