Assertion: heat pump | /r/CapableOf | use fan
Facets:
value: to move hot or cold air
type: PURPOSE
Source sentences:
text: A heat pump is a device that uses a fan to move hot or cold air throughout the home; during the summer it moves warm air from the inside of the house to the outside to cool the home, while during the winter it pulls air from the outside, heats it, then moves it indoors.