Assertion: beaker | /r/HasProperty | heated by hot plates
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Another thing is a beaker is never, never used over a Bunsen burner, really really bad idea, beakers are usually heated by hot plates.
text: The tongs are used to handle beakers that have been heated over either a Bunsen burner or a hot plate.