Toluene diisocyanates are reasonably expected for being human carcinogens dependant on ample evidence of carcinogenicity from reports in experimental animals. This facts is predicated on complex knowledge that DuPont thinks to become responsible about the date issued. It's subject matter to revision as additional knowledge and working experience are gained. https://costabull.com/product/toluene-diisocyanate-tdi-80-20/