ITC Thermographer Level III Practice Questions - Certified Infrared Thermographer Level III Exam

SNT-TC-1A specifies exact hour requirements for training; CP-189 leaves hours to the employer SNT-TC-1A is a recommended practice allowing employer flexibility; CP-189 is a standard with mandatory, prescriptive requirements CP-189 applies only to IR thermography; SNT-TC-1A applies to all NDT methods except IR Both documents are legally binding on all U.S. employers that perform infrared inspections