Assertion: argon | /r/ObjectUse | used in laser
Facets:
value: for laser eye surgery
type: PURPOSE
value: widely
type: DEGREE
Source sentences:
text: It emits unique and sharp spectral lines and is widely used in high speed photography and lasers.
text: Argon is used in lasers .
text: Argon is used for a few things like neon, Argon is also used in advertisement, and used in lasers for laser eye surgery.