Assertion: riser | /r/HasProperty | open
Facets:
value: to the atmosphere
type: TRANSITIVE-OBJECT
Source sentences:
text: A riser is categorized based on three criteria: where it is located, whether it is open to the atmosphere, and how it is filled.
text: If the riser is open to the atmosphere it is known as an open riser, but if the risers is completely contained in the mold it is known as a blind riser.
text: If the riser is open to the atmosphere it is known as an open riser, but if the risers is completely contained in the mold it is known as a blind riser.