A booklet about the Photoacoustic Spectroscopy
Principle and how to detect gases using PAS.

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A booklet about the Thermal Comfort and how to
evaluate the thermal environment. The booklet is
available in English. A Spanish version the
Thermal Comfort Booklet is also available as PDF file.

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This illustrated 32 page booklet answers some
basic questions about ventilation measurements
and other tracer-gas applications. It explains some
of the techniques used such as the concentration-decay
method, the constant-emission method and the constant
concentration method. Furthermore it gives some examples
on how to evaluate certain problems using tracer-gas techniques.

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