Assertion: boiler | /r/HasProperty | pressure vessels
Facets:
value: sometimes
type: TEMPORAL
value: for hot water supply
type: PURPOSE
value: for steam production
type: PURPOSE
Source sentences:
text: Boilers are pressure vessels designed to heat water or produce steam, which can then be used to provide space heating and/or service water heating to a building.
text: The boiler is a pressure vessel for hot water supply or steam production, which is used in various sizes.
text: Sometimes these boilers are referred to as pressure vessels.