Assertion: slide projector's fan | /r/HasProperty | internal
Facets:
Source sentences:
text: Slide projectors connect to an AC power source, and they contain internal fans that keep the components cool.
text: Slide projectors connect to an AC power source, and they contain internal fans that keep the components cool.
text: Slide projectors connect to an AC power source, and they contain internal fans that keep the components cool.