The can was in US customary units, while the bottle was in metric units. Today, the American public remains mostly on the side of US customary units. Polling from 2016 found that only 32% of ...

Known as the “Mendenhall Order,” it re-defined U.S. customary units in terms of metric units. “For example, the inch is defined now as 25.4 mm exactly,” Hillger says. “Similarly, the ...

The US lives in a metric gray area. It has a few laws requiring that consumer goods list both metric and US customary measures, but it still remains isolated in its US customary measures bubble.

In the 1790s, piracy of a ship carrying metric standards intended for then-U.S. Secretary of State Thomas Jefferson played a role in America's decision to not adopt the metric system.

Instead, America uses U.S. customary units. CNN anchor Dana Bash asked Chafee about his desire to have the country use meters instead of feet and kilometers instead of miles in a June 7 interview.

Known as the “Mendenhall Order,” it re-defined U.S. customary units in terms of metric units. “For example, the inch is defined now as 25.4 mm exactly,” Hillger says. “Similarly, the ...