Assertion: small space heater | /r/HasProperty | expensive to use
Facets:
value: in some cases
type: TEMPORAL
Source sentences:
text: In some cases, small space heaters can be less expensive to use if you only want to heat one room or supplement inadequate heating in one room.
text: As the Department of Energy points out, small space heaters can be less expensive to use, in some cases, if you’re only heating one room or supplementing heat in one room.