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Occupations and Hazardous Substance

Occupation Hazardous Substance
Ultramarine Blue Workers Sulfur dioxide / Sulphur dioxide / Sulphurous Acid
Ultramarine Works Hydrogen sulfide / Sulfretted hydrogen / Hydricsulphide sulfureted
Sulfur dioxide / Sulphur dioxide / Sulphurous Acid
Upholsterers Methanol / Methyl alcohol
Organic dust
Uranium Miners Uranium and its compounds
X rays, radium and other radioactive substances (i.e., Radiothorium, Mesothorium)
Uranium Workers Uranium and its compounds
X rays, radium and other radioactive substances (i.e., Radiothorium, Mesothorium)