Assertion: safety glass | /r/AtLocation | place
Facets:
value: by an interlayer
type: OTHER
value: of polyvinyl butyral
type: LOCATION
Source sentences:
text: When laminated glass is broken, it is held in place by an interlayer, typically of polyvinyl butyral (PVB), between its two or more layers of glass, which crumble into small pieces.
text: Laminated glass holds together when shattered because, in the event of breaking, it is held in place by a laminated interlayer, which is placed between two or more layers of glass.