The API Individual Certification Programs (ICP) are well established in the oil/gas/petroleum industries. API runs multiple examination sites around the world at 6-monthly intervals. The three main ICPs are: API 570: Certified pipework inspector; API 510: Certified pressure vessel inspector; API 653: Certified storage tank inspector. * Reviews one of API's three main ICPs: API 653: Certified storage tank inspector * Discusses key definitions and scope, inspection regimes and testing techniques relating to tank design, linings, welds, protection systems, repair and alteration * API Individual Certification Programs (ICP) are well established in the oil/gas/petroleum industries