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Particulates can accumulate in the aveolae in the lungs. This leads to inflammation and tissue damage and scarring. This reduces the available surface area for gas transfer. Low level exposure over long periods is harmful. Asbestos workers are well known to get sick, but miners can get black lung or silicosis from inhaling mining dust, and farmers can get ...


Another possibility is K4 device and K4 device. Beyond spirometry it can measure other variables such as: Pulmonary Gas Exchange (VO2, VCO2) Breath by Breath Technology Telemetry Data Transmission up to 1000m Indirect Calorimetry Integrated GPS System Integrated Oxygen Saturation (SpO2) Integrated 12-lead Stress Testing ECG


What you are looking for is a spirometer. There are different types of spirometers serving different purposes like the Incentive spirometer and the peak flow meter. I would suggest that you go through the wikipedia page on it to get more info.

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