INDUSTRY|chemistry|chemical industry
- nítrigin íseal-íonachta Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- low-purity nitrogen
- en
- Definition spent air [ IATE:3573037 ], in which the remaining gas is mostly nitrogen mixed with low percentages of other gases Reference COM-Terminology Coordination, based on:European Commission. Directorate-General for Environment. Correspondence dated 6.6.2017
- Comment This 'low purity' nitrogen is an alternative to technically produced purer (i.e. 'cleaner') nitrogen which has fewer contaminants. However, for the purpose of some processes, it is not necessary to use clean/pure nitrogen. The quality of the 'low purity' nitrogen (=spent air) suffices.
- azote impur
- fr
- Definition air résiduaire composé principalement d'azote mais mélangé à d'autres gaz Reference COM-FR, d'après le site de l’Institut national de la propriété industrielle, brevet du procédé d'élaboration d'une atmosphère de traitement thermique, http://bases-brevets.inpi.fr/en/document-en/EP0482992.html [3.8.2017]
- Comment Voir air résiduaire [IATE:3573037 ].