On the issue of adverse outcomes in the treatment with colouring substances

Aniline paints, discovered in the middle of the 19th century, quickly gained widespread use in various industries. Soon, their harmful effect was noticed (for the first time fuchsin — Chevallier, 1866) on the body in terms of local and general lesions (eczema, facial edema, vomiting, diarrhea, paresis, etc.).