1970s & 80s Metric History
US President Jimmy Carter supported going metric and tested road signs in kilometres, but this President abolished the US Metric Board in 1982.
Who was Ronald Reagan?
In Canadian recreation facilities, swimming pool water temperatures are still almost universally measured in this Imperial unit.
What is Fahrenheit?
The French Revolution inspired the creation of the metric system in 1790, deriving the metre from a fraction of this natural dimension.
What is the Earth's circumference (or meridian from North Pole to Equator)?
Canadian football fields are painted with gridiron markings using this Imperial linear unit.
What are Yards?
The primary mathematical advantage of the Metric System over the Imperial System.
What is a base-10 decimal system (easy shifting of decimals)?
In arena refrigeration and ice making, pressure gauges and ice sheet layouts still overwhelmingly utilize this measurement system.
What is the Imperial system?
Before 1971, Canada legally shared its Imperial measurement standards with this historical origin nation.
What is Great Britain (the United Kingdom)?
Standard North American plywood and drywall sheet goods are manufactured to these standard Imperial dimensions.
What is 4 feet by 8 feet (4' x 8')?
The famous Canadian aviation incident in 1983 where a Boeing 767 ran out of fuel mid-flight due to a confusion between pounds and kilograms during metric conversion.
What is the Gimli Glider?