Assertion: sulfur hexafluoride | /r/HasProperty | a specialty gas
Facets:
value: mixed with argon
type: OTHER
Source sentences:
text: Sulfur hexafluoride is a specialty gas, used in medicine for eye surgery and ultrasound imaging; in industry as a tracer gas, dielectric, and as an etchant; and mixed with argon as an insulator between layers of windows.