Number one reason to stop smoking!
This is just nasty! The black is lung cancer and the other is a healthy lung! Remember! millions of people die a year from lung cancer and even if you don’t care what you die from everyone around you (including your children) will take in the same stuff that turns lungs black like this. Just because you are outside or have the windows down in your car DOESN’T mean that no one else is taking the same smoke. … “lung cancer” “stop smoking” “smoke lung anatomy” smoke lungs lung cancer …
