cigarette anyone ?

I want you to take in a full mouthful of smoke. Do not inhale and then blow it through this tissue. This time take in the same amount of smoke, inhale it into your lungs and then blow it through this tissue. Do you see any difference? Well, the tissue with the inhaled smoke is a lot lighter. And where are all those tars? Well, I guess they're in my lungs. Well, if that much smoke and tar is left in your respiratory tract after only one drag, imagine what your lungs must look like when you smoke a