boiler
noun
- closed vessel in which water or other fluid is heated
Wiktionary
noun
- Ellipsis of Brompton boiler.
“Our Patent Museum now forms a portion of "The Boilers," but, although in them, it is not of them.”
“The quadrangle, unlike the Boilers (which were later moved to house the Bethnal Green Museum), still stands as part of the Victoria and Albert Museum.”