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Full text of "Science Reporter Vol.18(january july)1981"

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Full text of "Science Reporter Vol.18(january july)1981"

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research.ed.ac.uk

Concentrations of PM2.5 inside the stations were 30 40% higher at EDB than outside and up to 20% higher at KGX. Concentrations of both NO2 and PM2.5 were highest closer to the platforms, especially those with a higher frequency of diesel services.