What is VOC (Volatile Organic Compounds)?

VOCs are volatile organic compounds that are usually used for indoor air quality assessment, for which there are recommendations from the Federal Environment Agency (Umweltbundesamtes) with regard to the maximum values. VOC are gaseous and vaporous substances of organic origin in the air at room temperature or higher temperatures. VOCs include aldehydes, alcohol, hydrocarbons, benzene, but also many other organic compounds that are formed in biological processes.

( Resources: https://www.umweltbundesamt.de/themen/gesundheit/umwelteinfluesse-auf-den-menschen/chemische-stoffe/fluechtige-organische-verbindungen#fluechtige-organische-verbindungen-voc- )