when smoke enters ur lungs tar builds up which makes it hard to breathe and when u cant breathe u may likely end up with a disease or die. );
Kurayami: Tar enters your lungs when you smoke and can build up.
Your lungs turn black
because when the smoke enters your respitory system it fills your lungs with tobbacco and smoke which is not good for you
it can be harmful to the lungs
if bacterias enter in our lungs so we can't breathe properly
You get pneumonia
You damage your lungs.
They stay healthy
lungs work more.
They get Cancer
The lungs of people who do not smoke are subject to the same dangers as everyone else. However, they are able to fight off some problems that smokers are unable to. Also their lungs are better at exchanging CO2 and oxygen, and their lungs don't get black from smoking. Generally, nothing happens to the lungs of people who do not smoke. They live normal but healthier lives than smokers.
oxigen is the gas that enters the blood through the lungs