History: Below is a listing of the Revisions and Changes made to this UFGS.
| KEY | PREPARING ACTIVITY (PA) | A Army | N Navy | F Air Force | S NASA [ARCHIVED] |
|---|---|---|---|---|---|
| ACTION | N New | R Revision | C Change | D Deletion |
| Release | PA | Date | Action | Change # | Nature of Change or Revision |
|---|---|---|---|---|---|
| Aug-2018 | A | Aug-2018 | N | Superseding UFGS 43 31 13.14 DOWNFLOW LIQUID ACTIVATED CARBON ADSORPTION UNITS. Complete review and update including section number and title changes. |
