STAT June 4, 2024
Carbon dioxide monitors have been around for decades. But in 2020, they became, almost overnight, a hot commodity. All of a sudden, people wanted them to help assess the safety of indoor spaces — to gauge the likelihood of breathing in coronavirus-laced particles that until very recently had been in someone else’s lungs.
No sensor can monitor how many infectious aerosols are swirling around us in real time. But carbon dioxide, or CO2, can act as a convenient proxy. People exhale it when they breathe, and in spaces that aren’t well ventilated, the gas accumulates. High CO2 concentrations can provide a warning sign that a lot of the air you’re inhaling is coming out of other people’s respiratory tracts.
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Topics: Medical Devices