MAP12: Biochemical Factory (Obituary)


Obituary maps 12-16,31

01 02 03 04 05 06 07 08 09 10 11
(12 - 16, 31)

This level occupies the map slot MAP12. For other maps which occupy this slot, see Category:MAP12.
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MAP12: Biochemical Factory is the twelfth map of Obituary. It was designed by Thomas Möller.


Map of Biochemical Factory
Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.


Other points of interest[edit]


  1. North-east from the blue door, there is a blue room with three shotgunners. Kill them, and press the switch in the most southern part of the room. This will lower the lift that leads to the computer panels. Go up the lift and press the northern computer panel. There is a secret room with a spectre and the super shotgun in it. (sector 109)
  2. Press the part of the northern wall with the poison sign on it right next to the red door. This will open the room with the plasma gun, two energy cells, and two shotgunners guarding it. After grabbing the items, you will be ambushed by one bazooka man and one pinky. (sector 150)
  3. In the stone wall area, after going through the yellow door, there is a room with the shotgunner and the bazooka man. Kill them both, and press the blue wall in the northwest corner. There is a secret room with the backpack, five stimpacks, and another bazooka man. (sector 214)
  4. In the same room, press the wall with F on it in the southeast corner. There will be another secret room but with 12 shotgun shells instead. (sector 216)
  5. Near the room with secrets #3 and #4, on the staircase there is a part of the stone wall with the green moss on it. Press it to open the room with the rocket launcher, a box of rockets and a medikit. (sector 209)
  6. In the red key room, press the eastern part of the southeast corner of the room. There will be a long corridor with two spectres, 20 health bonuses, and 20 armor bonuses in it. (sector 301)


A Hell knight won't teleport.

Demo files[edit]

Areas / screenshots[edit]


Routes and tricks[edit]

Current records[edit]

The records for the map at the Doom Speed Demo Archive are:

Run Time Player Date File Notes
UV speed
NM speed
UV max 8:12.06 vdgg 2010-08-13
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The data was last verified in its entirety on June 3, 2022.


Player spawns[edit]

This level contains eight spawn points:

  1. facing north. (thing 4)
  2. facing north. (thing 669)
  3. facing north. (thing 670)
  4. facing north. (thing 671)
  5. facing north. (thing 672)
  6. facing west. (thing 673)
  7. facing west. (thing 674)
  8. facing north. (thing 675)


Map data[edit]

Things 676
Vertices 1506*
Linedefs 1687
Sidedefs 2342
Sectors 398
* The vertex count without the effect of node building is 1298.


This level contains the following numbers of things per skill level:

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]