1. Below is an introduction to the principal
pollutants produced by industrial, domestic
and traffic sources: View a glossary for terms
used in air pollution.
• Sulphur dioxide
• Nitrogen oxides
• Particular matter (PM10, PM2.5 and
PM1)
• Ozone and volatile organic compounds
• Toxic Organic Micro-Pollutants (TOMPS)
• Benzene
• 1,3-Butadiene
• Carbon monoxide
• Lead and heavy metals