The real reasons why the US refuses to go metric - The Verge
Whatever Happened to the Metric System?' by John Bemelmans Marciano - The New York Times
Metrication in the United States - Wikipedia
Busting Myths about the Metric System | NIST
Metric 4 US - Metric is the better system for America!
Why America won't go metric | CNN Politics
Metric Pioneer | Effort
THE UNITED STATES AND THE METRIC SYSTEM
The U.S. has resisted the metric system for more than 50 years
Why Doesn't the U.S. Use the Metric System? | Britannica
Metrication Frequently Asked Questions (FAQs) | NIST
U.S. Metrication | NIST
U.S. to Metric Conversions 7.5 - YouTube
US Metric Association - Wikipedia
U.S. customary and metric units | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy - YouTube
THE UNITED STATES AND THE METRIC SYSTEM
File:Metrication.svg - Wikimedia Commons
It's time for the US to use the metric system - Vox
Busting Myths about the Metric System | NIST
US Metric Association (@usma_metric) / Twitter
United States National Bureau of Standards Metric Conversion Card] - UNT Digital Library
America's only metric road - CNN.com
Pew Research Center | More Than A Mile Behind: America and the Metric System
Why Won't America Go Metric? | Time
A Case for Liter-Ship: Advocates Cheer Lincoln Chafee's Metric Proposal
