Cancer is neither hereditary nor a contagious disease. It can be caused by several unknown reasons. Chemical and physical agents that can cause cancer are called carcinogens.
  • Soot
  • Coal tar (3,4-benzopyrene)
  • Cigarette smoke (N-nitrosodimethylene)
  • Cadmium oxide
  • Aflatoxin
  • Mustard gas
  • Vinyl chloride
  • Diethylstilboestrol (DES)
  • Asbestos membrane
  • Nickel and Chromium compounds
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