P414 CEEFAX 1 414 Sun 22 Jun 00:34/35 1/4 OZONE 11pm Sat 21 Jun North West England Air Ljvjl Quality (ppb) URBAN sites Bolton Very Good 17 Bury Roadside Very Good 4 Liverpool Cjntri Very Good 11 Manchester Piccadilly Very Good 1 Manchester South Very Good 6 Salford Eccles Very Good 3 RURAL sites Cheshire Very Good 7 Cumbria Very Good 17 Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Sun 22 Jun 00:34/15 2/4 NITROGEN DIOXIDE 11pm Sat 21 Jun North West England Air Ljvjl Quality (ppb) URBAN sites Bolton Very Good 17 Bury Roadside - - Liverpool Cjntri Very Good 31 Manchester Piccadilly Very Good 21 Manchester South Very Good 14 Manchester Town Hall Very Good 30 Salford Ecclis Very Good 26 Stockpots Very Good 28 Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Sun 22 Jun 00:34/18 3/4 SULPHUR DIOXIDE 11pm Sat 21 Jun North West England Air Ljvjl Quality (ppb) URBAN sites Bolton Very Good 2 Bury Roadside Very Good 9 Liverpool Cjntti Very Good 0 Manchester Piccadilly Very Good 4 Manchester South - - Salford Eccles Very Good 2 Stockpots Very Good 4 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Sun 22 Jun 00:38/35 4/4 Hydrocarbons North West England For 24 hrs to 11pm Sat 21 Jun BENZENE Today DayAvg YearAvg Liverpool Spike Low .54 - 1,3-BUTADIENE Liverpool Spike Low .11 - Benzene and 1,3-Butadienj can cause cancer. A yearly average of 5 or 1 part per billion(ppb) respectively presents a very small risk to health. Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main Menu