Assertion: metric system's unit | /r/AtLocation | use
Facets:
value: before 1824
type: TEMPORAL
value: in the british empire
type: LOCATION
value: before
type: TEMPORAL
Source sentences:
text: Many derived units were already in use before and during the time the metric system evolved, because they represented convenient abstractions of whatever base units were defined for the system, especially in the sciences.
text: Some units that they developed are still in use today; others have been superseded.
text: The table below lists the units of measure in this catalogue and shows the conversion factors connecting them with the equivalent units that were in use on the eve of the adoption of SI.
text: The United States customary system (USCS or USC) developed from English units which were in use in the British Empire before the U.S. became an independent country.
text: These units were based on similar units that were in use before 1824.