10 world expo inventions

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10 World Expo Inventions

If Dubai wins bid to host the World Expo 2020, it will be the first time the event has been held in theMiddle East. Since the first ever World Expo was held ondon in !"#!, millions of visitors have had thechance to marvel at the world$s latest technolo%ies and innovations, and connect to the %lobal communit&.We ta'e a loo' at ten mind(blowin% inventions that were introduced to the public durin% a World Expo.

)homas Edison introduced his phono%raph to the public in !"*" World Expo in +aris. Edisonsphono%raph was the first in its 'ind, as it was not onl& able to record sounds, but also to reproduce soundrecordin%s.

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)he first -erris(wheel ever was desi%ned and constructed b& eor%e Washin%ton ale -erris /r. , andwas showcased at the hica%o World -air in !"1. With a hei%ht of "0.3 metres, it was desi%ned to outdothe Eiffel )ower, the centre of the +aris Exhibition of !""1.

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)his simple &et revolutionar& device was desi%ned b& Whitcomb /udson and introduced to the world atthe hica%o World -air in !"1.

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)he newl&(invented 4(ra& machine was on displa& at the !10! 5uffalo +an(6merican Exposition, which isremembered mostl& because 7S. +resident William Mc8inle& was shot b& an anarchist durin% the event.)he 4(ra& machine on displa& could have been used to find the bullet on his bod&, but the doctors werereluctant to use it, as the& were not sure about the side effects. William Mc8inle& died ei%ht da&s later.

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)he edible ice cream cone was first introduced to the crowds at the !103 Worlds -air in St. ouis.9ri%inall& a t&pe of waffle rolled b& hand into a conical shape, it became incredibl& popular amon% thepublic, as ice cream was until then onl& served in metal or paper holders.

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)he +alace of Electricit&, an attraction for the public to marvel at the development of electricit&, was the

most loved exhibit at the !103 St. ouis Worlds -air. Inventor )homas Edison oversaw the setup of theelectrical exhibits, which covered seven acres of the event %rounds.

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an &ou ima%ine bur%ers or hot(do%s without 'etchup: ;ein< tomato 'etchup was first introduced to theworld at the !"*= World Expo in the 7S. 5& !10*, ;ein< was producin% !2 million bottles of 'etchup per&ear, and exportin% all over the world.

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)he !101 Seattle Worlds -air had >uite an unusual exhibit that made national headlines ?people wouldpa& 2# cents and sta& in line for hours to see a do<en of premature babies inside newl&(inventedincubators. )he exhibit was incredibl& popular, as were others which displa&ed brand new scienceinventions.

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@ow a staple in almost ever& home, the television was first introduced to the 6merican public at the !11@ew Aor' World -air, with the first broadcasted +residential address b& -ran'lin D. Boosevelt. It is saidthat the set was made with a transparent case, so that s'eptical visitors would believe the device was nota tric'.

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 6lthou%h it was not the main attraction, the first mobile phone was shown at the !1*0 World Expo in/apan, but it would onl& become popular a few decades later. )he bi%%est attraction at the fair was thedispla& of a moon roc' that had been brou%ht bac' from the moon b& the astronauts of 6pollo !2 in !1=1.

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)he Eiffel )ower, one of the world$s most famous landmar's, was built as the entrance arch for the !""1World$s -air in +aris.