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The United States has technically been on the metric system since 1975. https://en.wikipedia.org/wiki/Metric_Conversion_Act https://en.wikipedia.org/wiki/Metri
by sb057 6y ago
The United States has technically been on the metric system since 1975.
https://en.wikipedia.org/wiki/Metric_Conversion_Act https://en.wikipedia.org/wiki/Metric_Conversion_Act
- lloeki 6y agoVoluntarily so, and in 1988 “preferred ... for trade and commerce.”