P412 CEEFAX 412 Thu 2 Nov 19:17/53 1/5 ZONE 5pm Thu 2 Nov Wales, Scotland & N.Ireland Air Ljvjl Quality (ppb) U"BAN sites Edinburgh Centre Very Good 3 Belfast Centre Very Good 10 Swansea Centre Very Good 3 Cardiff Centre - - RURAL sites North Scotland Very Good 35 Mid-Scotland Very Good 17 South Scotland - - Northern Ireland - - Mid-Wbles Very Good 26 Data from Department of Environment N England C England S England Air QualP412 CEEFAX 412 Thu 2 Nov 19:19/04 2/5 SULPHU$ DIOXIDE 5pm Thu 2 Nov Wales, Scotland & N.Ireland Air Ljvjl Quality (ppb) U"BAN sites Edinburgh Centre Very Good 7 Belfast Centre Very Good 10 Belfast East Very Good 19 Swansea Centre Very Good 11 Cardiff Centre - - RURAL sites North Scotland Very Good 1 Data from Department of Environment N England C England S England Air QualP412 CEEFAX 412 Thu 2 Nov 19:12/41 3/5 NITROGEN DIOXIDE 5pm Thu 2 Nov Wales, Scotland & N.Ireland Air Ljvjl Quality (ppb) U"BAN sites Edinburgh Centre Very Good 37 Glasgow Very Good 38 Belfast Centre Very Good 25 Swansea Centre Very Good 39 Cardiff Centre - - RU5AL sites North Scotland Very Good 2 Data from Department of Environment N England C England S England Air QualP412 CEEFAX 412 Thu 2 Nov 19:11/21 4/5 BENZENE Wales, Scotland & N.Ireland For 24 hours to Avg Year 5pm Thu 2 Novjmbjr ppb avg All sites are U$BAN Edinburgh Centre Low 1.35 .68 Belfast South Low 1.03 .91 Cardiff Centre Low 2.01 1.35 Benzene is a substance that can cause cancer. Independent health experts have advised that a yearly average of 5 parts per billion(ppb) presents an exceedingly small risk to health. Data from Department of Environment N England C England S England Air QualP412 CEEFAX 412 Thu 2 Nov 19:12/01 5/5 1,3-BUTADIENE Wales, Scotland & N.Ireland For 24 hours to Avg Year 5pm Thu 2 Novjmbjr ppb avg All sites are U$BAN Edinburgh Centre Low .29 .19 Belfast South Low .18 .22 Cardiff Centre Low .33 .25 1,3-Butadiinj 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 Air Qual