Assertion: action airbrush | /r/HasAspect | the trigger
Facets:
value: for a preset for the fluid
type: PURPOSE
value: for the air
type: TRANSITIVE-OBJECT
Source sentences:
text: As a footnote here, there does exist an opposite type of single-action airbrushes where the one action is the fluid while the air remains constantly on, but these are rare and it is most common that a single-action airbrush has the trigger for the air and a preset for the fluid.