Assertion: radiation | /r/DistinctFrom | light
Facets:
value: "tithonic rays"
type: OTHER
value: entirely
type: DEGREE
Source sentences:
text: The simpler term "chemical rays" was adopted soon afterwards, and remained popular throughout the 19th century, although some said that this radiation was entirely different from light (notably John William Draper, who named them "tithonic rays").