This list of irritants is the outgrowth of memoranda which I have accumulated ever since I became associated with Dr. William Allen Pusey, who, at the start, impressed me with the importance of irritants in the production of dermatitis and eczema and suggested then the compilation of the list. This list includes all cutaneous irritants which so far as I have been able to discover are reported in the literature. Many proprietary cosmetics and other proprietary substances are included. This is not in itself sufficient to condemn them any more than it is sufficient to condemn a flower, for example; for some substances so rarely produce irritation that the practical advantage of their use offsets the disadvantage of the rare chance of a dermatitis.
The more one sees of inflammatory dermatoses, the more one is likely to be impressed with the importance of external irritants in their production and the
WEBER LF. A LIST OF CUTANEOUS IRRITANTS. Arch Derm Syphilol. 1930;21(5):761–770. doi:10.1001/archderm.1930.01440110043005