…increasing numbers of data indicate that air pollutant exposure is linked to increase risk of developing type 2 diabetes. …Although older research studies have not find any correlation between the poisonous matters and type 1 [diabetes], newer research studies have suggested that it can play a role in the problem. Second hand smoking has also been demonstrated to quicken the onset of type 1 [diabetes] as well. - source: Can Air Pollution Cause Diabetes?
And on Kidney failure:
Congrats Rich on your winning, but there is plenty of research out there to suggest the answer to question 3 is “D - all of the above”