I don't actually know the answer to this, but I know that heavy particles in the lungs would trigger an intense fit of coughing to get rid of them, and so I dou

I don't actually know the answer to this, but I know that heavy particles in the lungs would trigger an intense fit of coughing to get rid of them, and so I doubt that residue would accumulate. I am not a doctor and this is not medical advice.