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2. Workplace exposure monitoring - Wikipedia

   en.wikipedia.org/wiki/Workplace_exposure_monitoring

   Handheld electronic monitors give instantaneous readouts, but can experience interference from similar compounds, and the user must be knowledgeable enough to calibrate the device, and interpret its results with the specific device's limitations in mind. Fixed air monitors do not require an operator and can be left on continuously.

3. Air pollution measurement - Wikipedia

   en.wikipedia.org/wiki/Air_pollution_measurement

   Recently, drive-by air pollution sensing systems have emerged as a promising approach for air quality monitoring, utilizing sensors mounted on taxis, buses, trams, and other vehicles. [26] In particular, buses have garnered considerable attention as a mobile sensing platform due to their widespread availability and extensive geographical coverage.

4. Gas detector - Wikipedia

   en.wikipedia.org/wiki/Gas_detector

   Gas monitors and alarms for carbon monoxide and other harmful gases are increasingly available for office and domestic use, and are becoming legally required in some jurisdictions. Originally, detectors were produced to detect a single gas. Modern units may detect several toxic or combustible gases, or even a combination. [1]

5. Feds called in to help investigate cause of largest building ...

   www.aol.com/feds-called-help-investigate-cause...

   The Washington state Department of Ecology has installed air monitors to check for anhydrous ammonia. ... River for 72 hours after the fire and has not reported detecting any concerns to the ...

6. Continuous emissions monitoring system - Wikipedia

   en.wikipedia.org/wiki/Continuous_emissions...

   CEM systems can also measure air flow, flue gas opacity and moisture. A monitoring system that measures particulate matter is referred to as a PEMS. In the U.S., the EPA requires a data acquisition and handling system to collect and report the data. Measurements of concentration can be converted to mass/hour by including flow rate measurements.

7. Simple Monitors Can Prevent Air Pollution-Related Illness

   www.aol.com/simple-monitors-prevent-air...

   Tracking air quality is a critical step toward preventing air pollution related illnesses, yet monitoring is nowhere near granular enough. Levels of pollution can vary dramatically within just a ...