Assertion: water aspirator | /r/HasProperty | common
Facets:
value: in the past
type: TEMPORAL
Source sentences:
text: In the past, water aspirators were common for low-strength vacuums in chemistry benchwork.
text: In the past, water aspirators were common for low-strength vacuums in chemistry benchwork.
text: In the past, water aspirators were common for low-strength vacuums in chemistry benchwork.