Biomedical Engineering Reference
In-Depth Information
Fig. 4.10
Schematic diagram of a forced choice olfactometer [
22
]
Fig. 4.11
Dynamic olfactory [
20
]
4.8.3 Scentometery
One method of odor concentration evaluation that is available on-site employs the
use of a Scentometer
(Barneby and Cheney, Columbus, OH) or a Nasal Ranger
(St. Croix Sensor y, St. Elmo, MN). The Scentometer
is a plastic box with a
number of air inlets and two sniffing ports. Two of the air inlets have activated
charcoal filters to remove odors and provide clean air. The remaining inlets are of
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