Advantages of thermography

* It shows a visual picture so temperatures over a large area can be compared
* It is capable of catching moving targets in real time
* It is able to find deteriorating, i.e., higher temperature components prior to their failure
* It can be used to measure or observe in areas inaccessible or hazardous for other methods
* It is a non-destructive test method
* It can be used to find defects in shafts, pipes, and other metal or plastic parts
* It can be used to see better in dark areas

please go through this links
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http://bdc.com.hk/eng/doc/news/Seminar%2...graphy.pdf
http://medithermclinicBreast/Diagnostic%20prognostic%20role%20infrared%20thermography.pdf