Toxic Pollutants

Table 5.3.3 shows that halogenated aliphatics are the largest class of priority toxics. These chemicals can cause damage to the central nervous system and liver. Phenols are carcinogenic in mice; their toxicity increases with the

Dermatitis; haematological changes; headaches; irritation of eyes, nose, and throat; lung cancer

Leukemia; neurotoxic symptoms; bone marrow injury including anaemia, and chromosome aberrations Neurologic and psychiatric symptoms, including irritability and anger; gastrointestinal troubles; sexual interferences Damage to lungs, liver, and kidneys; heart rhythm disturbances; effects on central nervous systems, including dizziness; animal mutagen and carcinogen Chromosome aberrations; irritation of eyes, nose, and throat; dermatitis; respiratory tract infections in children Nervous system disturbances

Spontaneous abortions; congenital birth defects; bioaccumulation in food chains Birth defects; skin disorders; liver damage; suppression of the immune system Respiratory tract and lung cancers; skin cancers

Central nervous system depression; respiratory tract irritations; chromosome aberrations;

cancers in the lymphatic and haematopoietic tissues Kidney and genital cancers; lymphosarcoma; lung, cervical, and skin cancers; liver dysfunction; effects on central nervous system Dysfunction of the central nervous system; eye irritation

Impairment of psychomotoric functions; skin and eye irritation; injury to liver and kidneys; urinary tract tumors and lymphomas Painful vasospastic disorders of the hands; dizziness and loss of consciousness; increased risk of malformations, particularly of the central nervous systems; severe liver disease; liver cancer; cancers of the brain and central nervous system; malignancies of the lymphatic and haematopoietic system

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