Respirator pack

Respirator packs provide an auxiliary supply of Oxygen for the wearer.Halo: The Fall of Reach, page 110 They are used by UNSC personnel who are in an irrespirable atmosphere. Every crewman on a Naval vessel is outfitted with a respirator pack.
==Uses==
The crew of the were ordered to wear respirator packs when Captain Wallace vented atmosphere in the ship to cut off a fire caused by plasma. This was suggested by Doctor Halsey to Captain Wallace, who readily agreed.
Orbital Drop Shock Troopers use respirators in their helmets.
==Sources==
Category:UNSC
Category:Technology