Assertion: selenium | /r/HasProperty | non-metallic element
Facets:
value: with an atomic number of 34
type: OTHER
value: in xerography
type: LOCATION
value: with an atomic weight of 78.96
type: OTHER
value: as a rectifier
type: PURPOSE
Source sentences:
text: Selenium is a non-metallic element that is often used as a semiconductor material, as a rectifier or in xerography.
text: Selenium is a mineral element which is found naturally in the environment.
text: Selenium is a nonmetallic element with an atomic number of 34 and an atomic weight of 78.96.
text: Selenium is a non-metallic element that carries the chemical atomic number 34.