Data selector for Air Quality statistics

Air quality Data selector for following pollutants:

Ozone, Nitric oxides, Nitrogen dioxide, Sulphur dioxide, Carbon Monoxide, PM10 components , PM2.5 components, ethane, ethane, ethyne, propane, propene, butane, butane, pentane, 1,3-butadiene, methylpentane, isoprene, hexane, heptane, octane, benzene, toluene, ethylbenzene, xylene, trimethylbenzene, black smoke, black carbon, UV particulate matter, mercury, hydrochloric acid and nitrous acid.