<prompt> Kǝla fuwutǝ kǝla paragraf adǝben - World exhibitions dǝ awo bǝlin ro wallono kǝla fǝtebe lan suro karnu kǝn mewuntilonyen. Ilmu kimiyabe-a kuru nzundube-a fuwuzana. Kәrmu Dunyabe duwu fal ro sәdәna suro reta kәn indimin karnu kǝn mewuntilonben. Loktu tulur ye lan, bikke chess lardǝwa gade-gadeye gayirtǝ dǝ nasha bikke dǝye London 1851, London 1862  <response>: Paris saa 1867, Vienna saa 1873, Philadelphia saa 1876, Paris saa 1878, Paris saa 1900. Bikke kǝn yakkǝmi dǝ Grand Cercle, 10 boulevard Montmartre, Paris lan kǝntagǝ June ye kǝn 4 ye-a 11 ye-a ro wallono. Kam mewun yakkə-a mewun yakkə-a ye bikke makkarye fal lan bikke makkarye fal ro sadəna. Kǝrtǝ dǝ zero ro isǝna. Loktә kәnәngatә dә awa fal lan kәnәngatәn 10 ye. 