Assertion: chlorobenzene | /r/HasProperty | manufactured on large industrial scale
Facets:
value: in the united states
type: LOCATION
value: in europe
type: LOCATION
Source sentences:
text: It has been manufactured on a large industrial scale in Europe and the United States since the early 20th century by the reaction of benzene with chlorine in the presence of catalysts, usually the trichloride of a metal such as iron, antimony, or aluminum.