- "This is a small bottle containing some dark liquid. The liquid contained within seems to be thicker and blacker than ordinary liquid. The blackness of the liquid is so dark that light seems to be absorbed into the liquid."
Murk is a miscellaneous item in Planescape: Torment.
A bottle of Murk can be found in the Warrens of Thought, in a barrel in a room to the northwest (X=2085 Y=325).