Lung cancer is not an infectious disease, so it will not be transmitted through tableware after liver metastasis.
Tumor is a new organism formed by abnormal cell proliferation in the organism. Tumor formation is the result of serious disturbance of cell growth regulation under the action of various tumorigenic factors, i.e. its growth is not regulated by the physiology of the organism and destroys the normal tissues and organs, which belongs to the proliferative diseases, not infectious diseases.
Infectious disease refers to pathogenic microorganisms, such as viruses, bacteria, mycoplasma, rickettsiae, prions, fungi, spirochetes and parasites, etc. After infection of the human body produces infectious, under certain conditions can cause epidemics of disease. Such as AIDS, hepatitis B, cholera, malaria and so on.
Lung cancer is a proliferative disease, not an infectious disease, so it is not contagious and will not be transmitted through tableware.