Assertion: water heater's tank | /r/CapableOf | keep a reservoir of hot water
Facets:
Source sentences:
text: It is essential to understand that this tank keeps a reservoir of hot water, which helps to remove most of the shortcomings of this device.
text: This small holding tank keeps a reservoir of hot water, eliminating lower efficiency for short draws, meaning these water heaters achieve a true EF of .92-.96.