Assertion: ozone | /r/HasProperty | generated by corona discharge
Facets:
value: from room air
type: TRANSITIVE-OBJECT
value: at that point
type: TEMPORAL
value: for the purposes of this study
type: PURPOSE
value: in time
type: TEMPORAL
Source sentences:
text: At that point in time ozone was generated either by UV light or corona discharge.
text: For the purposes of this study, ozone was generated from room air (not enriched or medical-grade oxygen) by corona discharge using consumer-grade ozone generators as described elsewhere (Dennis et al., 2020).