New, free, online course includes Commercial Thermal Imaging Addendum section.

Specific Inspection Topics Thermal Imaging, Infrared Cameras & Energy Audits
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http://www.nachi.org/commercialcourse.htm

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Any reason why there are two of the same questions under Cooking area quiz?
“Inspectors should verify that hoods are made of wood or plastic.”
Do I get a prize for noticing this?
Peter