American National
Metric Council (ANMC)
Bureau International des Poids
et Mesures (BIPM)
Canadian metric
page
Learn
the Metric System on Line with Mr. Light Bulb
Metric Conversion
Act
Mission
Metric
National
Institute for Standards and Technology (NIST)
U.S. Metric Association
(USMA), Inc.
If you must convert:
Conversion
calculator