This ASNT Question & Answers series is an excellent resource for reveiw while preparing for testing situations for Liquid Pentrant (PT). Revised in 2011, the liquid pentrant (PT) testing book features 247 Level I, Level II and III questions, many new and improved. Includes an updated list of references and page numbers where specific answers may be found. (Referred to as Book D in SNT-TC-1A). ISBN-13: 978-1-57117-214-3 (Print) ISBN-13: 978-1-57117-300-3 (ebook)