From the topics with bronchial asthma, IgE antibodies distinct to TDI, MDI, or hexamethylene diisocyanate (HDI) were only located in one particular topic who was occupationally exposed. No variances inside the prevalence of respiratory symptoms have been identified. Wilder et al. (2011) didn't uncover a major increase in the prevalence https://costabull.com/product/toluene-diisocyanate-tdi-80-20/