A doorknob is a rounded handle that is used to open and close a door. Typically mounted on the door's surface, doorknobs can be turned or pushed to release the latch and allow access to the other side. They come in various designs, materials, and finishes, including metal, plastic, and glass, to match the style of the door and the surrounding decor. Doorknobs may also feature locking mechanisms for security. They are an essential component of any door, providing both functionality and aesthetic appeal in residential and commercial settings.

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