MythBusters Season 8 Episode 4 s08e04 Spy Car Escape

Whenever art has a function, this function influences and often determines the form. The fact is that, if an object is made for a certain function, it should be made in such a way that it can perform its function. Functions change according to form, and if there are many functions, there will be many forms. A chair is designed to allow the seated body to rest comfortably on it. Its different parts (back, arms, legs, and seat) are harmoniously related commom object for everyday use.