Fan (machine) the airflow from the fans. Thus, fans may become ineffective at cooling the body if the surrounding air is near body temperature and contains high humidity. The punkah fan was used in India about 500 BCE. It was a handheld fan made from bamboo strips or other plant fibre, that could be rotated or fanned to move air. During British rule, the word came to be used by Anglo-Indians to mean a large swinging flat fan, fixed to the ceiling, and pulled by a servant, called the punkawallah. For purposes of air conditioning, the Han Dynasty craftsman and engineer Ding
Indian rope trick Indian rope trick The Indian rope trick is a magic trick said to have been performed in and around India during the 19th century. Sometimes described as "the world’s greatest illusion", it reputedly involved a magician, a length of rope, and one or more boy assistants. In the 1990s the trick was said by some historians to be a hoax perpetrated in 1890 by John Wilkie of the "Chicago Tribune" newspaper. Peter Lamont has argued that there are no accurate references to the trick predating 1890, and later stage magic performances of the trick were inspired by Wilkie's account. There