Refractory Personnel Certification Program is based on testing candidates' knowledge of API Recommended Practice 936, Refractory Installation Quality Control Guidelines. API Recommended Practice 936 provides guidelines for the installation quality control of monolithic refractory linings and may be used to<br>supplement owner specifications. The document includes material, equipment and personnel qualification requirements along with procedures and responsibilities for quality control inspection personnel. Refractory quality is closely monitored based on the document's defined procedures and acceptance criteria.<br>The purpose of the program is to provide third-party certification of refractory inspection personnel by examination. The certification examination covers, at a minimum, the following criteria defined by API Recommended Practice 936, 'Refractory Installation Quality Control Guidelines - Inspection and Testing Monolithic Refractory Linings and Materials'.