<prompt> All of the following are causes of Urothelial Carcinomas Except -SmokingIndustrial solventsExposure to thorotrastAlcohol consumption  <response>: Ans. is d i.e., Alcohol consumption Etiology of transitional cell Cao Smokingo Industrial dyes or solventso Excessive analgesic intakeo Balkan nephropathy, ando Those exposed to Thorotrast, a contrast agent previously used for retrograde pyelography 