Assertion: boiler | /r/CapableOf | use heat
Facets:
Source sentences:
text: These boilers may be either firetube or watertube design and use heat that would otherwise be discarded to generate steam.
text: These wood burning stoves can be fitted with a back boiler that uses the heat produced when the wood is combusted to heat water, that can then be used for either space heating elsewhere in the home or for hot water only.
text: Many boilers used for heating or seasonal loads or for standby service may have extended periods of non-use.