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moideen
22-12-2013, 08:21 AM
i just googled, found a site,on line practice test, it may help you.


http://www.wiziq.com/tests/refrigeration-and-air-conditioning (http://www.wiziq.com/tests/refrigeration-and-air-conditioning)

hyperion
22-12-2013, 12:54 PM
Interesting link with some really different questions to test your knowledge.

Tony
31-12-2013, 06:46 PM
Nice link moideen