Other Pollutants: VOCs and Odorous Reduced Sulphur Gases > What are they? posted on 9:56 AM, June 7, 2016
Volatile organic compounds (VOCs) are a group of chemical compounds that evaporate from liquids to gases, and are usually in higher concentrations indoors than outdoors. Odorous reduced sulphur gases include total reduced sulphur gases and hydrogen sulphides, which produce offensive, nuisance odours similar to rotten eggs. |