A resource is available that provides a unique listing of SI (Metric) unit names and symbols.'A Dictionary of International Units' Metric-Matters Names and Symbols' by Philip Bladon."The paperback (or ebook version) is a recommended reference work on SI (metric) units, it explains things clearly in an interesting and non-technical way."Not only is it an essential book for science students around the world, it's a delight for trivia and Scrabble® buffs.Plus it's an excellent resource for creating original quiz questions.www.simetricmatters.com