NOTE: The following articles: Traces of poison, by Bill Wilson Material evidence, by Martin Salter and Ken Wiggins Size is no object, by Robin H. Keeley High and dry, by Bill Wilson A low profile, by Stephen T. Jones Were scanned from Chemistry in Britain, May 1993. These articles are copyrighted 1993 by The Royal Society of Chemistry, Burlington House, London, W1V 0BN, England. These articles are included to provide an introduction to forensic science for educators and students under the fair use provisions of copyright law as educational information.