Smoking: Being enslaved by the desire to smoke and unable to stop and remain free of the habit.
Its is not what goes into a man that defiles him, but what comes out of his mouth. However, the bondage experienced leads to physical damage and destroys the body, Gods Temple of the Holy Spirit (1 Cor. 6:19-20 ; 2 Peter 2:19 ; Rom. 6:12).
The witness of a Christian is also hurt as other people are offended(1Cor. 8:7-13 ; Rom. 15:1-3)