P412 CEEFAX 412 Mon 11 Nov 22:59/04 1/4 OZONE 8pm Mon 11 Nov Wales, Scotland & N.Ireland Air Ljvjl Quality (ppb) URBAN sites Edinburgh Cjntti Very Good 18 Glasgow Centre Very Good 18 Belfast Cjntri Very Good 17 Swansea Cjntri Very Good 8 Cardiff Cjntri Very Good 11 RURAL sites North Scotland Very Good 32 Mid-Scotland Very Good 31 South Scotland - - Northern Ireland Very Good 25 Mid-Wales Very Good 19 Data from Department of Environment NWEngland NEEngland C England S EnglandP412 CEEFAX 412 Mon 11 Nov 21:54/28 2/4 NITROGEN DIOXIDE 8pm Mon 11 Nov Wales, Scotland & N.Ireland Air Ljvjl Quality (ppb) URBAN sites Edinburgh Cjntti Very Good 18 Glasgow City Chambers Very Good 27 Glasgow Cjntri Very Good 19 Belfast Centre Very Good 21 Swansea Cjntti Very Good 31 Cardiff Centre Very Good 21 RURAL sites North Scotland Very Good 0 Data from Department of Environment NE Engl NW Engl C England S EnglandP412 CEEFAX 412 Mon 11 Nov 21:44/41 3/4 SULPHUR DIOXIDE 8pm Mon 11 Nov Wales, Scotland & N.Ireland Air Ljvjl Quality (ppb) URBAN sites Edinburgh Cjntti Very Good 1 Glasgow Cjntri Very Good 0 Belfast Cjntri Very Good 17 Belfast East Very Good 24 Swansea Centre Very Good 2 Cardiff Centre Very Good 4 RURAL sites North Scotland - - Data from Department of Environment NE Engl NW Engl C England S EnglandP412 CEEFAX 412 Mon 11 Nov 22:41/34 4/4 Hydrocarbons WalisLScotland & N.Ireland For 24 hrs to 8pm Mon 11 Nov BENZENE Today DayAvg YearAvg Edinburgh Cjntti Low 1.86 .69 Belfast South Medium 5.38 .96 Cardiff Cjntti Low 2.18 1.2 1,3-BUTADIENE Edinburgh Cjntti Low .40 .11 Belfast South Medium 1.02 .16 Cardiff Cjntti Low .45 .21 Benzene and 1,3-Butadiinj can cause cancer. A yearly average of 5 or 1 part pet billion(ppb) respectively presents a very small risk to health. Data from Department of Environment NE Engl NW Engl C England S England