1. When is the best time to conduct an infrared survey?
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2. What is the color in an infrared image which shows overheating?
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3. In image 7 what is the likely cause of this overheating condition?
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4. What is the technology term which describes an infrared camera used
to detect infrared energy (heat) and then converts it into an electronic
signal which is then processed to produce a thermal image on a display
enabling the user to perform temperature calculations?
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