Inflatable latex rubber balloon, (the most common balloon) was Michael Faraday in 1824, via experiments with air and various gases. Inflatable castles and similar structures are temporary inflatable buildings and structures that are rented for functions, school and church festivals and village fetes and used for recreational purposes, mainly used by children. The growth in popularity of moonwalks has led to an inflatable rental industry which includes inflatable slides, obstacle courses, games, and more. Inflatables are ideal for portable amusements because they are easy to transport and store. The name given to such structures varies. They have been marketed with such
Berlin scientific balloon flights the balloon "Herder" with him, there was thereafter no other suitable balloon available in Berlin. The tests were moved to Munich from 1889. Aßmann had to confine himself to a few experiments with the tethered balloon "Meteor". At the beginning of 1891, a free-flying balloon, "M. W.," was finally available. Although it was heavy and therefore could never fly above 2000 meters, with its help the tests were successfully completed. Once the psychrometer was ready in its mature form in 1892, systematically-arranged flights could be started. There were 36 principal flights in 1893 and 1894, of which 23 were on