Assertion: metric system's use | /r/HasProperty | calibrated in metric
Facets:
Source sentences:
text: There are no restrictions on the units that consumers can use when asking for goods, and the use of supplementary indicators and dual-measure weighing scales (provided these have been calibrated in metric) means that a consumer can see an imperial price, request an imperial quantity and be supplied with the imperial quantity, provided that the seller legally weighs out and sells the metric equivalent.