27f58cad___Academy_of_Aerospace_Quality__Section
[Term] Liquid Penetrant Test [Definition] A widely applied and low-cost inspection method used to locate surface-breaking defects in all non-porous materials (metals, plastics, or ceramics) [Source] http://en.wikipedia.org/wiki/Liquid_penetrant [Section] 
Non-Destructive Evaluation
Glossary | Academy of Aerospace Quality
Section