Considering how often pigs lungs that are injected with tar and other things are used, and stated they are human lungs, I seriously doubt what you examined was a smoker's lung.
Smoking is not good for anyone.
I've never met a person who says it is. Have you?
War is Peace
Freedom is Slavery
Ignorance is Strength
We have always been at war with Eastasia
Smoking won't kill you
Gabz, the only people I've encountered who go through intellectual hoops as convoluted and as nonsensical as yours in order to justify an unjustifiable ideology are the 9-11 conspiracists. You're in good company.