Carbon dioxide detectors in Quebec classrooms are recording higher levels of the gas compared to the fall.
Posted: Jan 22, 2023 10:25 AM EST | Last Updated: January 22Carbon dioxide detectors in Quebec classrooms are recording higher levels of the gas compared to the fall, according to government released data.
But the cold temperatures complicate CO2 concentration measurements, since windows are closed most of the time.The most recent data also shows nearly a third of classrooms recorded an average weekly CO2 concentration of more than 1,000 ppm — the optimal limit according to Health Canada.a news conference in early December, Drainville said that CO2 detectors have been installed in all Quebec classrooms.In a string of tweets published Saturday, Drainville said 1.
"I don't think … it's worse this year than last year. But the results are more striking this year," he said.
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