Assertion: fire extinguisher | /r/HasProperty | filled with water
Facets:
value: during a hydrostatic test
type: TEMPORAL
Source sentences:
text: During a hydrostatic test, your fire extinguisher will be filled with water or oil and then pressurized to test the shell for integrity.
text: Fire extinguishers are metal cylinders filled with water or a chemical smothering material.
text: You’ll notice that all of these items are chemically inert, and Class A fire extinguishers are filled with water.