NA 134
VDI/DIN-Commission on Air Pollution Prevention (KRdL) - Standards Committee
???din.label.webdb.content.typeName.WebDbNorm???
???din.label.webdb.content.articleState.CURRENT???
DIN ISO 4225
DIN ISO 4225
Air quality - General aspects - Vocabulary (ISO 4225:2020)
???din.label.webdb.content.title.de???
Luftbeschaffenheit - Allgemeine Gesichtspunkte - Begriffe (ISO 4225:2020)
???din.label.webdb.content.committee.national???
NA 134-04-03 AA - General Aspects