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Instrument Interfaces

Instrument Interfaces

A lot of efforts are usually spent on gas concentration measurements and making sure that the measurements are correct. However, all that is of little value if the resulting data is not available. Here is where the instrument interfaces come in play.
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Spring is in the Air

Spring is in the Air

At the home of OPSIS, the phrase ‘spring is in the air’ is an established saying which means long-awaited warmer and longer days and the sense of a new beginning. But what’s in the air in the spring, really? Let’s take a look at seasonal variations of air pollution!
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Pollutants in Emissions to Air – What’s in the Smoke?

Pollutants in Emissions to Air – What’s in the Smoke?

Back in the nineteenth century or so, industries pouring out smoke through the stacks were considered signs of progress and prosperity. However, that changed when the effects of the emissions became apparent, including smog, acid rain, and respiratory diseases. Nowadays, the smoke is usually much cleaner thanks to more efficient production processes and flue gas treatment, but there’s still smoke. What’s in it?
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Keep an Eye on Ozone

Keep an Eye on Ozone

Stratospheric ozone is a blessing. It prevents most of the sun’s ultraviolet radiation from reaching the surface of the earth, and thereby protects surface-dwelling life from damaging UV rays. At the same time, ground-level ozone is a major air pollutant. Let’s take a closer look at the latter phenomenon.
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Buying AQM Equipment or AQ Data? It’s Your Choice

Buying AQM Equipment or AQ Data? It’s Your Choice

In the traditional approach to air quality monitoring, those “who wants to know” have also owned and maintained the monitoring equipment generating the answers. However, recent years’ slimmed organizations have opened up for an alternative: to buy air quality data instead of hardware. What are the pros and cons of the two approaches?
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