Assertion: air conditioner's system | /r/CapableOf | use pump
Facets:
value: to circulate a cool refrigerant
type: PURPOSE
Source sentences:
text: A refrigerant is employed either in a heat pump system in which a compressor is used to drive thermodynamic refrigeration cycle, or in a free cooling system which uses pumps to circulate a cool refrigerant (typically water or a glycol mix).