 The following file was discovered in Site 82's research wing. Item Number SCP-4031 Object Class Euclid Threat Level Undetermined Special Containment Procedures Not Applicable Description SCP-4031 is a powerful, fast-acting amnesiac of unknown make-up, quantity, and origin. Subjects in visual, olfactory, gustatory, auditory, tactile, and memetic range sustain short-term memory loss, disassociation, and an acidic aftertaste. Application of the amnesiac leads to a male vocalization of human origin. Exposed subjects cannot corroborate the vocalization's existence upon interrogation. Experimentation Log The following is a series of alleged interactions with SCP-4031. Interactions were not logged in real-time. Unknown subject or subjects recorded the interactions in documentation areas. Inputs include different persons, objects, and conceptual structures. Results include different levels of conceptual recall. The following table is formatted input and test results. Strawberry rhubarb pi, forgotten, pi, non-applicable. Very sensation, non-applicable. Tongue, forgotten. Fleshy structure, unknown origin, consumed. Blood loss, forgotten. Blood loss, non-applicable. Blood, non-applicable. Blood, subject expired. New test, recalled. Blood, recalled. Blood pencil, forgotten. D5549, forgotten. D5549, non-applicable. Junior researcher, Ortega, forgotten. Junior researcher, Ortega, non-applicable. Researcher Smalls, non-applicable. Dr. Westrin, forgotten. Dr. Westrin, non-applicable. Dr. Westrin, forgotten. Vocalization, non-applicable. Addendum. Research personnel were administered class W nested drugs with the intent to examine SCP-4031. Researchers discovered a hereto-unaccounted four white male subject on the floor, deceased. The subject possessed lacerations, emaciation, a broken left clavicle, and a blood loss in the oral cavity. Notably, the subject possessed significant cranial damage.