P416 CEEFAX 1 416 Wed 25 Dec 19:10/09 1/4 OZONE 6pm Wed 25 Dec Southjtn England Air Ljvjl Quality (ppb) URBAN sites Thurrock Very Good 15 Bristol Cjntri Very Good 8 S'hampton Cjntti Very Good 13 Exetet Roadside Very Good 15 RURAL sites East Anglia Very Good 27 Oxfordshiri Very Good 18 Rochester Very Good 27 South Somjrsjt Very Good 14 East Sussex - - Devon Very Good 21 Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main MenuP416 CEEFAX 1 416 Wed 25 Dec 19:44/11 2/4 NITROGEN DIOXIDE 6pm Wed 25 Dec Southjtn England Air Ljvjl Quality (ppb) URBAN sites Thurrock Very Good 12 Bristol Centre Very Good 29 Bristol Old Market Very Good 36 Bath Roadside Very Good 28 S'hampton Cjntti Very Good 20 Exetet Roadside Very Good 19 RURAL sites Oxfordshiri Very Good 7 Rochester - - East Sussex - - Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main MenuP416 CEEFAX 1 416 Wed 25 Dec 19:45/23 3/4 SULPHUR DIOXIDE 6pm Wed 25 Dec Southern England Air Ljvjl Quality (ppb) URBAN sites Thurrock Very Good 4 Bristol Cjntri Very Good 6 S'hampton Cjntti - - Exetet Roadside Very Good 1 RURAL sites Oxfordshiri Very Good 1 Rochester Very Good 3 East Sussex - - Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main MenuP416 CEEFAX 1 416 Wed 25 Dec 19:44/36 4/4 Hydrocarbons Southjtn England For 24 hrs to 6pm Wed 25 Dec BENZENE Today DayAvg YearAvg Bristol Cjntri Low .66 1.16 S'hampton Cjntti Low 1.02 1.89 Rural Oxfordshiri Low .33 .46 1,3-BUTADIENE Bristol Cjntri Low .12 .23 S'hampton Cjntti Low .18 .35 Rural Oxfordshiri Low .04 .06 Benzene and 1,3-Butadienj can cause cancer. A yearly average of 5 or 1 part per billion(ppb) respectively presents a vjty small risk to health. Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main Menu