Assertion: carbon tetrachloride's use | /r/Desires | high energy input
Facets:
value: generally
type: DEGREE
value: to initiate expensive materials
type: PURPOSE
value: to initiate the reaction
type: PURPOSE
value: notably
type: DEGREE
Source sentences:
text: Notably, the use of the high pyrolysis temperatures generally requires high energy input to initiate and maintain the reaction, expensive materials for reactor construction, and elaborate product separation to remove the unwanted heavy ends.