Tar from cigarettes. The tar produced from tobacco cigarettes consists of a thick,resinous mixture of partially burnt matter. It includes carcinogenic compounds,such as polycyclic aromatic hydrocarbons (PAHs). Over time this tar builds up inside a smoker's lungs,turning them black,damaging them,and greatly increasing the risk of lung cancer | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 3616 px × 4948 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |