I need as much as possible Common refrigeration and EN378 related multiple-choice questions.
They will be evaluated and put in an electronic database to qualify technicians according EN378 and EU Commission Regulation 303/2008 of 2 April 2008.
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I need as much as possible Common refrigeration and EN378 related multiple-choice questions.
They will be evaluated and put in an electronic database to qualify technicians according EN378 and EU Commission Regulation 303/2008 of 2 April 2008.