Porosity testing with PoroTest 7 Current Status Not Enrolled Price Free Get Started Login to Enroll How to perform high voltage porosity testing according to DIN 55670 with a PoroTest 7. Course Content Expand All Porosity testing 8 Topics Expand Lesson Content 0% Complete 0/8 Steps What is porosity ? Test methods for porosity Introduction of PoroTest 7 Prepare the porosity tester for operation Instrument settings of PoroTest 7 Porosity testing procedure Troubleshooting PoroTest 7 Power supply of PoroTest 7