Quick drying solvent cleaner/degreaser and excess penetrant remover for the non-destructive testing of metal surfaces by liquid penetrant inspection. The control is carried out using 3 products: Flaw Detector Cleaner, Flaw Detector Penetrant and Flaw Detector Developer. Flaw Detector Cleaner is a fast drying, powerful degreasing solvent for the removal of dirt, grime and contaminants. Designed for the pre-treatment of the surface, prior to liquid penetrant inspection and to remove all visible, colored traces of the penetrant.