Assertion: portable fire extinguisher | /r/HasProperty | valuable
Facets:
value: for immediate use on small fires
type: PURPOSE
value: very
type: DEGREE
Source sentences:
text: Nevertheless, they are very valuable in the early stages of a fire when used promptly and effectively.
text: Portable fire extinguishers contain a limited amount of extinguishing material and are valuable for immediate use on small fires only.