olfactometry measurement

Exposure

Exposure is a combination of the amount of a pollutant in the air and the amount of time that person stays in the presence of a pollutant. Exposure determines the…

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Neutral gas

Gas (air or nitrogen) not having any odour that would interfere with olfactometry measurement.  Clean odourless air is used during an olfactometry analysis.  Activated carbon filters may be used to…

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Odour emission rate (OER)

Determines the odour concentration per time from a source.  It is calculated by taking the product of the odour concentration and flow rate from a source.  For example, if a…

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Particulate Matter (PM)

Tiny solid or liquid particles that are suspended in air. Particulate matter is produced from a wide variety of sources like natural and human-caused, large and small. They are comprised…

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