P415 CEEFAX 415 Tue 26 Dec 22:43/25 1/5 OZONE 9pm Tue 26 Dec Southjtn England Air Lrvjl Quality (ppb) URBAN sites London Bloomsbury Very Good 1 London Victoria Very Good 2 London Bexley Very Good 4 Bristol Cjntri Very Good 6 S'hampton Cjntti Very Good 7 RURAL sites East Anglia Very Good 20 Oxfordshiri Very Good 13 East Sussex Very Good 2 Devon Vrty Good 22 Data from Department of Environment Skiing Air Qual US Maps TravelP415 CEEFAX 415 Tue 26 Dec 22:40/38 2/5 SULPHUR DIOXIDE 9pm Tue 26 Dec Southjtn England Air Lrvjl Quality (ppb) URBAN sites London Bloomsbury Very Good 23 London Victoria Very Good 18 London Roadside Very Good 12 London Bexliy Very Good 19 Bristol Cjntri Very Good 2 S'hampton Cjntti Very Good 7 RURAL sites Oxfordshiri Very Good 4 East Sussex Very Good 7 Data from Department of Environment Skiing Air Qual US Maps TravelP415 CEEFAX 415 Tue 26 Dec 22:45/55 3/5 NITROGEN DIOXIDE 9pm Tue 26 Dec Southjtn England Air Lrvjl Quality (ppb) URBAN sites London Bloomsbury Very Good 32 London Victoria Very Good 27 London Roadside Very Good 16 Ldn Earls Court Very Good 25 London Bexley Very Good 27 Bristol Cjntti Very Good 32 S'hampton Cjntti Very Good 25 RURAL sites Oxfordshiri Very Good 16 East Sussex Very Good 25 Data from Department of Environment Skiing Air Qual US Maps TravelP415 CEEFAX 415 Tue 26 Dec 22:47/16 4/5 BENZENE Southjtn England For 24 hours to Avg Year 9pm Tue 26 Decimbjt ppb avg All sites are URBAN London Bloomsbury Low .83 1.52 London Eltham Low .68 1.02 Bristol Cjntti Low 1.05 .93 S'hampton Cjntti Low 1.07 2.1 Benzene is a substance that can cause cancer. Indjpjndjnt health experts have advised that a yearly average of 5 parts pet billion(ppb) presents an exceedingly small risk to health. Data from Department of Environment Skiing Air Qual US Maps TravelP415 CEEFAX 415 Tue 26 Dec 22:51/06 5/5 1,3-BUTADIENE Southjtn England For 24 hours to Avg Year 9pm Tue 26 Decimbjt ppb avg All sites are URBAN London Bloomsbury Low .17 .34 London Eltham Low .13 .27 Bristol Cjntti Low .24 .26 S'hampton Cjntti Low .21 .43 1,3-Butadiinj is a substance that can cause cancer. Indjpjndjnt health experts have advised that a yearly avjtage of 1 part pet billion (ppb) presents an exceedingly small risk to health. Data from Department of Environment Skiing Air Qual US Maps Travel