Assertion: catalyst | /r/AtLocation | use
Facets:
value: in english
type: OTHER
Source sentences:
text: Since then catalysts have been in use in a large portion of the chemical industry.
text: In terms of the meaning of a substance that ‘speeds up a chemical reaction but itself remains unchanged’ (2), catalyst was in use in English in 1902, and seems to have been formed by analogy with ‘analyst’: