SI Metric-Matters

cover - A Dictionary of International Units
Unit of the day...
gram per square metreg/m2

Quantity: areic mass, surface density.
This unit is used to indicate the 'weight' or 'thickness' of paper used for printing. Here the words 'weight' and 'thickness' are NOT used in a scientific way. You may see the abbreviation 'gsm', this should not be used to indicate 'grams per square metre'. For SI units, symbols are used, not abbreviations.

Compared to the large, expensive, and technical ISO documents from Geneva this dictionary provides information on SI (metric) units in a clear, interesting and non-technical way, it is good value.

International Units and their symbols - an international language.

A new handy book that's  becoming a standard reference work on SI (metric) units, it explains things clearly in an interesting and non-technical way.

It's not just a reference book for High School science students; Primary, and Junior School teachers around the world are also  are using it.  A section of this small handy  book provides a simple guide to writing metric names and symbols correctly.

It's a fascinating and unusual book  PLUS  'A delight for trivia and Scrabble® buffs.'

A Dictionary Of International Units Metric-Matters: Names and Symbols

Philip Bladon. 2005, Second Edition 2006  
Published: iUniverse.

ISBN: 13: 978-0-595-37115-0  (paperback)
ISBN: 13: 978-0-595-81515-9  (ebook)

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