Free Radicals and Inhalation Pathology

History and Scientific Background.- Protagonists of Industrial Medicine.- Aetiopathogenesis of Pulmonary Fibrosis and Malignancy.- Formulation of the Problems.- Material and Methods.- Reactive Oxygen and Nitrogen Species.- Respiratory System: Orthology and Pathology.- Tracheo-bronchial Epithelium.- Pneumocytes.- Alveolar Macrophages.- Interstice.- Pulmonary Blood Vessels.- Pulmonary Lymphatic Vessels.- Pulmonary Nerves.- Radical-Mediated Pulmonary Lesions.- Extrapulmonary Targets.- Radical Damage in Nonrespiratory Organ Systems.- Ageing.- Molecular Ageing.- Ageing of Organs.- Possible Strategies to Prevent and Reverse Manifestations of Ageing.- Cancer.- Carcinogenesis.- Tumour Proliferation and Metastasis.- Antitumour Drug Therapy.