Pretty much all of Europe has been officially metric for over 100 years.
The relevant Wiki says Australia and Canada are officially metric since 1970, but that Canada halted metrification in 1985 and uses a lot of US customary units due to high reliance on US manufacturing.
Pretty much all of Europe has been officially metric for over 100 years.
The relevant Wiki says Australia and Canada are officially metric since 1970, but that Canada halted metrification in 1985 and uses a lot of US customary units due to high reliance on US manufacturing.