Circular analog carbon dioxide indicator. CO2 is the abbreviation for carbon dioxide. It is a gas that is naturally present in the air. PPM (parts per

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Circular analog carbon dioxide indicator. CO2 is the abbreviation for carbon dioxide. It is a gas that is naturally present in the air. PPM (parts per million). Humidity weather sensor. Water level.

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Size: 10039px × 4691px
Photo credit: © Mark Rademaker / Alamy / Afripics
License: Royalty Free
Model Released: No

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