purging
the introduction of an inert (i.e. non-combustible) purge gas into a closed system (e.g. a container or a process vessel) to prevent the formation of an ignitable atmosphere
en-GB/ˈpɜːd͡ʒɪŋ/
en-US/ˈpɝd͡ʒɪŋ/
the introduction of an inert (i.e. non-combustible) purge gas into a closed system (e.g. a container or a process vessel) to prevent the formation of an ignitable atmosphere