Graviner

Graviner is a British engineering company that makes oxygen (life support) and fire extinguishing systems for civil and military aircraft. The name is a portmanteau of gravity and inertia.^[1]

^ "Archived copy". Archived from the original on 25 June 2016. Retrieved 24 May 2016.{{cite web}}: CS1 maint: archived copy as title (link)

[1] "Archived copy". Archived from the original on 25 June 2016. Retrieved 24 May 2016.{{cite web}}: CS1 maint: archived copy as title (link)

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