Assertion: nitrous oxide's property | /r/HasProperty | anesthetic
Facets:
Source sentences:
text: In the 19th century, it was discovered to have anesthetic properties which made it suitable for dental and surgical procedures.
text: In the 19th century, it was discovered to have anesthetic properties which made it suitable for dental and surgical procedures.
text: Generally speaking, its anesthetic properties are relatively weak, and doctors frequently combine it with more powerful anesthetics during surgery.