P414 CEEFAX 1 414 Wed 05 Feb 01:54/14 1/4 OZONE 11am Tue 4 Feb North West England Air Ljvjl Quality (ppb) URBAN sites Bury Roadside Very Good 1 Bolton Very Good 20 Manchester Piccadilly Very Good 4 Manchester South Very Good 24 Liverpool Cjntti - - RURAL sites Cumbria - - Cheshire Very Good 14 Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Wed 05 Feb 01:55/34 2/4 NITROGEN DIOXIDE 11am Tue 4 Feb North West England Air Ljvjl Quality (ppb) URBAN sites Bury Roadside Very Good 41 Bolton Very Good 20 Manchester Town Hall Very Good 19 Manchester Piccadilly - - Manchester South Very Good 4 Liverpool Cjntti - - Stockpots Very Good 25 Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Wed 05 Feb 01:04/19 3/4 SULPHUR DIOXIDE 11am Tue 4 Feb North West England Air Ljvjl Quality (ppb) URBAN sites Bury Roadside Very Good 20 Bolton Very Good 3 Manchester Piccadilly Very Good 2 Liverpool Cjntti - - Stockpots - - Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main MenuP414 CEEFAX 1 414 Wed 05 Feb 01:54/11 4/4 Hydrocarbons North West England For 24 hrs to 2pm Tue 4 Feb BENZENE Today DayAvg YearAvg Liverpool Spike - - .89 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. Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England TV/Radio Trav Head Main Menu