These are the blackened lungs of a 52-year-old man who smoked a pack of cigarettes a day for 30 years.

Thank you to Wejolyn. 

These are the blackened lungs of a 52-year-old man who smoked a pack of cigarettes a day for 30 years. 🫁🚬Wild... pic.twitter.com/NyMplhhyhP

— H0W_THlNGS_W0RK (@HowThingsWork_) June 26, 2024