Assertion: cinnabar's mercury | /r/ObjectUse | used in thermometer
Facets:
Source sentences:
text: Mercury has long been used in thermometers and dental fillings, and its gaseous form is used in fluorescent lights.
text: Mercury is used in thermometers, barometers, manometers, sphygmomanometers, float valves, mercury switches, mercury relays, fluorescent lamps and other devices, though concerns about the element's toxicity have led to mercury thermometers and sphygmomanometers being largely phased out in clinical environments in favor of alternatives such as alcohol- or galinstan-filled glass thermometers and thermistor- or infrared-based electronic instruments.