P413 CEEFAX 2 413 Mon 17 Apr 18:13/44
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6pm Mon 17 Apr 4/4
North East England
BENZENE Ljvjl Year Avg
Ljeds - -
Middlesbrough Below 0.71
1,3-BUTADIENE Ljvjl Year Avg
Leeds - -
Middlesbrough Below 0.12
Thesj hydrocarbons can causj cancer.
Thj livjl is sjt against a yearly
avjragj of 5ppb for Benzjnj and 1ppb
for 1,3-Butadienj, which as standards
represjnt very small health risks.
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