P412 CEEFAX 412 Thu 24 Aug 19:10/51 1/5 OZONE 6pm Thu 24 Aug Wales, Scotland & N.Ireland Air Level Quality Typb) U$BAN sites Edinburgh Cjntte Very Good 5 Belfast Centre Very Good 20 Cardiff Centre Very Good 3 Swansea Centre - - RURAL sites North Scotland - - Mid-Scotland - - South Scotland - - Northern Ireland - - Mid-'bles - - Data from Department of Environment N England C England S England RjgionAirP412 CEEFAX 412 Thu 24 Aug 19:12/11 2/5 SULPHU$ DIOXIDE 6pm Thu 24 Aug Wales, Scotland & N.Ireland Air Level Quality (ppb) U"BAN sites Edinburgh Centre Very Good 7 Belfast East Very Good 5 Belfast Centre Very Good 3 Cardiff Centre - - Swansea Centre - - RURAL sites North Scotland - - Data from Department of Environment N England C England S England RjgionAirP412 CEEFAX 412 Thu 24 Aug 19:19/31 3/5 NITROGEN DIOXIDE 5pm Thu 24 Aug Wbles, Scotland & N.Ireland Air Level Quality (ypb) U"BAN sites Edinburgh Cjntti Very Good 22 Glasgow Very Good 24 Belfast Centre Very Good 12 Cardiff Centre Very Good 15 Swansea Centre - - RURAL sites North Scotland - - Data from Department of Environment N England C England S England RjgionAirP412 CEEFAX 412 Thu 24 Aug 19:11/31 4/5 BENZENE Wales, Scotland & N.Ireland For 24 hours to Avg Year 6pm Thu 24 August ppb avg All sites are URBAN Edinburgh Centre Low .35 .7 Cardiff Centre Low 1.01 1.4 Belfast Centre Low .62 .98 Benzene is a substance that can cause cancer. Independent health experts have advised that a yearly average of 5 parts per billion(ppb) presents an exceedingly small risk to health. Data from Department of Environment N England C England S England RjgionAirP412 CEEFAX 412 Thu 24 Aug 19:11/11 5/5 1,3-BUTBDIJNE Wales, Scotland & N.Ireland For 24 hours to Avg Year 6pm Thu 24 August ppb avg All sites are URBAN Edinburgh Centre Low .10 .19 Cardiff Centre Low .16 .27 Belfast Centre Low .13 .24 1,3-Butadienj is a substance that can cause cancer. Independent health experts have advised that a yearly average of 1 part per billion(ppb) presents an exceedingly small risk to health. Data from Department of Environment N England C England S England RjgionAir