...Someone give Viria all the fucking awards. Just asdfghjk.
The exopack is a lightweight atmosphere filtration system developed from civilian rebreather technology that allows humans to survive on Pandora with a minimum amount of equipment. Pandora's toxic atmosphere is unbreathable by humans due to the presence of high concentrations of carbon dioxide (>18%) and hydrogen sulfide (<1%). Pandora's other main atmospheric constituents; nitrogen, oxygen, and xenon, are also present in Earth's atmosphere. Fortunately, Pandora's atmospheric oxygen content and