P414 CEEFAX 414 Mon 11 Nov 22:45/41 1/4 OZONE 8pm Mon 11 Nov North West England Air Ljvjl Quality (ppb) URBAN sites Manchester Piccadilly Very Good 10 Liverpool Cjntti Very Good 6 RURAL sites Cumbria Very Good 21 Cheshire Very Good 10 Data from Department of Environment C England S England London Ski IndexP414 CEEFAX 414 Mon 11 Nov 22:14/05 2/4 NITROGEN DIOXIDE 8pm Mon 11 Nov North West England Air Ljvjl Quality (ppb) URBAN sites Manchester Town Hall Very Good 29 Manchester Piccadilly Very Good 18 Liverpool Cjntti Very Good 25 Data from Department of Environment C England S England London Ski IndexP414 CEEFAX 414 Mon 11 Nov 21:45/35 3/4 SULPHUR DIOXIDE 8pm Mon 11 Nov North West England Air Ljvjl Quality (ppb) URBAN sites Manchester Piccadilly Very Good 2 Liverpool Cjntri Very Good 33 Data from Department of Environment C England S England London Ski IndexP414 CEEFAX 414 Mon 11 Nov 22:41/01 4/4 Hydrocarbons North West England For 24 hrs to 8pm Mon 11 Nov BENZENE Today DayAvg YearAvg Liverpool Spike - - .89 1,3-BUTADIENE Liverpool Spike - - .21 Benzene and 1,3-Butadiinj can cause cancer. A yearly avjtage of 5 or 1 part pet billion(ppb) respectively presents a vjty small risk to health. Data from Department of Environment C England S England London Ski Index