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- W561541251 abstract "The presence of hydrocarbons in the urban air originates from natural sources and from emissions. The USA estimates the proportion of exhaust fumes from vehicles as 50 percent, and West Germany as 20 percent. The main constituent is methane. A part from traffic density, climatic influences have an effect. Direct toxic effects have not yet been established. The author reports on measnurements taken in 1970/171 at two points in berlin with a hydrocarbon analyser 109A converted for the purpose." @default.
- W561541251 created "2016-06-24" @default.
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- W561541251 date "1971-01-01" @default.
- W561541251 modified "2023-09-24" @default.
- W561541251 title "THE MEASUREMENT OF LOW-MOLECULAR HYDROCARBONS IN THE AIR AT URBAN JUNCTIONS" @default.
- W561541251 hasPublicationYear "1971" @default.
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