Assertion: phosgene | /r/ObjectUse | used as intermediate
Facets:
Source sentences:
text: Phosgene is used as an intermediate in the manufacture of many chemicals including isocyanates, polyurethane, polycarbonates, dyes, pesticides, and pharmaceuticals.
text: Phosgene is used as an intermediate in the manufacture of many chemicals including polycarbonates, pesticides, isocyanates, dyes, pharmaceuticals, and polyurethane.