Assertion: furnace | /r/CapableOf | operate at temperature
Facets:
value: for two hours
type: TEMPORAL
value: under 1000°f
type: OTHER
Source sentences:
text: Generally, furnaces that operate at temperatures under 1000°F are called ovens.
text: To prevent buildup, periodically elevate the chamber temperature to 560˚C and allow the furnace to sit at that temperature for two hours.