A recirculation-enabled system takes care of purifying contaminated air.
― In-game description
The Flash drive with data on a closed-cycle breathing module is a mission item in S.T.A.L.K.E.R.: Clear Sky.
General information[]
The flash drive contains upgrade data for a SEVA suit and can be delivered to Limpid in the Bandit base at the Garbage for a reward of 9375 RU, after which he will be able to apply the upgrade to the player's suits.
Location[]
Location of the stash.
The flash drive is located in a stash at the Garbage named Dead man's backpack. The location of the stash can be bought from Vasyan, Garin or Tooth for 1500 RU.
