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March 16, 1935

Veröffentlichungen aus der Gewerbe- und Konstitutionspathologie

JAMA. 1935;104(11):945. doi:10.1001/jama.1935.02760110073036

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This study of motor traffic and public health and the question whether there are chronic ill effects from exhaust gas is based on observations chiefly on animals exposed to volatilized German motor fuel (benzine) and the exhaust from motors consuming that fuel. German motor fuel generally consists not merely of gasoline from petroleum but contains also considerable amounts of coal distillate; and coal distillate is rich in benzene and related substances. This study is accordingly concerned less with carbon monoxide asphyxia than with benzene poisoning. In the air of streets the author finds that no considerable hazard to health arises either from carbon monoxide or from benzene. Nor is exhaust gas responsible, according to the author, for the increasing occurrence of cancer of the bronchi. Exhaust gas in such dilution as occurs outdoors causes no injury to the lungs. Experiments are, however, reported which afford evidence that the blood-forming organs

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