COVID is Airborne.
Is Your Classroom Ventilation Adequate?
Determine the adequacy of the ventilation in your classroom using this simple Excel-based tool developed by OHCOW.
Share the results with those entering your classroom using the resulting poster.
* Tool also can be used to improve other meeting or gathering spaces.
A more generic version is in development.
Stay up-to-date with happenings at OHCOW and in the occupational health and safety field by subscribing to our various news services:
95% Confidence Interval (CI) is a range of values (upper and lower) that you can be 95% certain contains the true mean of the population.
The relative risk is a comparison of the risk of getting lung cancer for those exposed to diesel exhaust compared to those who have never been exposed to diesel exhaust – for example, if the relative risk is 1.5, it means that for the cumulative diesel exhaust exposure entered into the calculator, the risk associated with that exposure is 1.5 times higher than the background risk of lung cancer for those who have not been occupationally exposed to diesel exhaust.
Test, test, test
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