You don't develop type 2 diabetes from being fat, you develop diabetes from high average blood glucose levels triggering insulin resistance.
Also, what is the pollution you are talking about? From what I understand, lipolysis generates ketones, which at normal lipolytic amounts aren't toxic.
Also, what is the pollution you are talking about? From what I understand, lipolysis generates ketones, which at normal lipolytic amounts aren't toxic.
https://en.wikipedia.org/wiki/Type_2_diabetes?wprov=sfla1