Assertion: toilet bowl's water | /r/CapableOf | act as seal
Facets:
value: against noxious gases
type: TRANSITIVE-OBJECT
Source sentences:
text: Flush toilets are a type of plumbing fixture and usually incorporate an "S", "U", "J", or "P" shaped bend called a trap that causes water to collect in the toilet bowl to hold the waste and act as a seal against noxious gases.