P414 CEEFAX 1 414 Fri 07 Feb 19:51/44 1/4 OZONE 6pm Fri 7 Feb North West England Air Ljvjl Quality (ppb) URBAN sites Bury Roadside Very Good 1 Bolton - - Manchester Piccadilly Very Good 2 Manchester South Very Good 4 Liverpool Centre Very Good 4 RURAL sites Cumbria Very Good 24 Cheshire Very Good 24 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Fri 07 Feb 19:50/12 2/4 NITROGEN DIOXIDE 6pm Fri 7 Feb North West England Air Ljvjl Quality (ppb) URBAN sites Bury Roadside Very Good 46 Bolton - - Manchester Town Hall Very Good 48 Manchester Piccadilly Very Good 42 Manchester South Very Good 30 Liverpool Cjntti Good 53 Stockpots Very Good 47 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Fri 07 Feb 19:51/01 3/4 SULPHUR DIOXIDE 6pm Fri 7 Feb North West England Air Ljvjl Quality (ppb) URBAN sites Bury Roadside Very Good 7 Bolton - - Manchester Piccadilly Very Good 2 Liverpool Cjntri Very Good 5 Stockpots Very Good 2 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Fri 07 Feb 19:58/33 4/4 Hydrocarbons North West England For 24 hrs to 6pm Fri 7 Feb BENZENE Today DayAvg YearAvg Liverpool Spike - - .9 1,3-BUTADIENE Liverpool Spike - - .21 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