Which of the following is the most desirable method of pre-cleaning a test piece prior to penetrant testing?

Related MCQs

• When using a post emulsifiable penetrant process, it is important to drain as much excess penetrant as possible from the surface of a test piece which has been immersed in the penetrant because:
• When using a straight beam technique to examine a thick test piece what change(s) would you expect to see in back wall echo size as you approach the side of the test piece? (Transducer remains completely on test piece)
• A penetrant which requires a separate emulsification step prior to removal from the surface of the test piece is called?
• A soft aluminium test piece is to be penetrant tested. The piece has previously been sand blasted to remove tightly adhering soils. What additional surface preparation should be performed?
• A penetrant testing method in which an emulsifier, separate from the penetrant, is used is called:
• What is the preferred method of removing paint prior to performing a penetrant testing?
• When performing a post emulsifiable penetrant test, the test piece does not rinse acceptable clean during normal processing. What should be done?
• Over washing during excess penetrant removal is less likely with which penetrant testing process?
• What additional surface preparation or cleaning must be performed on a machined or ground aluminium casting prior to penetrant testing?
• Which of the following methods is not recommended for pre-cleaning prior to a liquid penetrant test: