A poltergeist is a type of ghost or spirit that is believed to manifest itself through physical disturbances. These disturbances can include:

Object Movement: Objects moving, levitating, or disappearing without explanation.
Noises: Loud bangs, knocks, footsteps, or other sounds when no one is present.
Temperature Fluctuations: Sudden changes in temperature, such as feeling cold spots in a warm room.
Electrical Anomalies: Lights flickering, appliances turning on or off, or electronic devices malfunctioning.
Physical Manifestations: Scratches or marks appearing on surfaces, or objects being thrown or damaged.
Olfactory Phenomena: Unexplained smells, such as sulfur, smoke, or perfume.

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