A stink bomb, sometimes called a stinkpot, is a device designed to create an unpleasant smell. They range in effectiveness from being used as simple pranks to military grade malodorants or riot control chemical agents.
A prank stink bomb and its packaging
Stink bombs
Prank stink bombs in a vending machine
A practical joke or prank is a trick played on people or people, generally causing the victim to experience embarrassment, perplexity, confusion, or discomfort. The perpetrator of a practical joke is called a "practical joker" or "prankster". Other terms for practical jokes include gag, rib, jape, or shenanigan. Some countries in western nations make it tradition to carry out pranks on April Fools' Day and Mischief Night.
Practical joke involving completely blocking someone's doorway with phone books
A life-sized cardboard cutout of Pope Francis peeks through an office window, giving off the illusion that the supreme pontiff is inside staring back at the viewer
Bicycles hanging high as the result of a student prank in Lund, Sweden
A statue of the Duke of Wellington in front of the Gallery of Modern Art, Glasgow, which is famous for having had a traffic cone repeatedly placed on its head since the 1980s.