This is a simple book on a difficult subject which encourages further learning. A comprehensive but easy to follow textbook for radiography students. The new edition will be thoroughly revised and improved to bring it up-to-date for today's student. All chapters will be updated and new relevant references will be supplied. New improved format and layoutIncludes the latest radiation protection legislation including the implications of IRR,1999 and IR(ME)R, 2000Self-tests in all chapters'Insights' throughout the text deal with topics in greater depth or consider the relevance of topics to radiographic practiceSummaries and lists of further reading at the end of each chapterReferences fully updated.New format (bigger, more space on pages)Same successful formula - aim, summary and self test questionsUpdated references