While in the subjects with bronchial asthma, IgE antibodies particular to TDI, MDI, or hexamethylene diisocyanate (HDI) have been only found in a person subject who was occupationally uncovered. No differences while in the prevalence of respiratory symptoms were being observed. Wilder et al. (2011) didn't discover a significant increase https://costabull.com/product/toluene-diisocyanate-tdi-80-20/