A farkon karni na 19, a birnin York da ke tsakiyar Ingila, tufafin ja da kore suna wakiltar mata daban-daban.A cikin su, mace mai launin ja tana nufin ni na yi aure, yayin da mace mai launin kore ba ta da aure.Daga baya, hadurran ababen hawa sukan faru a gaban ginin majalisar dokokin da ke birnin Landan na kasar Ingila, don haka tufafin ja da koren sun yi wa mutane kwarin gwiwa.Ranar 10 ga Disamba, 1868, an haifi memba na farko na dangin fitilar siginar a dandalin ginin majalisar a London.Wurin fitilar da makanikin Biritaniya de Hart ya tsara kuma ya kera shi a wancan lokacin yana da tsayin mita 7, kuma an rataye shi da ja da kuma Green Lantern - hasken zirga-zirgar iskar gas, wanda shine hasken sigina na farko a kan titin birnin.
A gindin fitilar, wani dan sanda mai dogon sanda ya ja bel don canza launin fitilun yadda ya ga dama.Daga baya, an sanya fitilar gas a tsakiyar fitilar siginar, kuma akwai guda biyu na gilashin ja da kore a gabansa.Sai dai abin takaicin shi ne, fitilar iskar gas da ta yi kwanaki 23 kacal ta fashe kwatsam ta fita, inda ya kashe dan sanda da ke bakin aiki.
Tun daga wannan lokacin, an hana fitulun ababen hawa na birnin.Sai a 1914 ne Cleveland a Amurka ya jagoranci dawo da fitilun zirga-zirga, amma ya riga ya zama “hasken siginar lantarki”.Daga baya, fitulun ababan hawa sun sake bayyana a garuruwa irin su New York da Chicago.
Tare da haɓaka hanyoyin sufuri daban-daban da kuma buƙatun umarnin zirga-zirga, an haifi hasken tricolor na farko na gaskiya (alamun ja, rawaya da kore) a cikin 1918. Launi ne mai launi uku zagaye huɗu, wanda aka sanya a kan hasumiya. akan Titin Fifth a birnin New York.Saboda haihuwarsa, an inganta zirga-zirgar birane sosai.
Wanda ya kirkiro fitilar siginar rawaya shine Hu ruding na kasar Sin.Tare da burin "ceton kasar ta hanyar kimiyya", ya tafi Amurka don ƙarin karatu kuma ya yi aiki a matsayin ma'aikaci na Kamfanin General Electric na Amurka, inda Edison, babban mai kirkiro, shine shugaban.Wata rana, ya tsaya a wata mahadar jama'a yana jiran siginar haske.Da yaga jan hasken zai wuce sai wata mota ta juyo ta wuce da wani irin kara wanda ya tsorata shi cikin zufa mai sanyi.Lokacin da ya koma dakin kwanan dalibai, ya sake tunani, a karshe ya yi tunanin kara hasken sigina mai launin rawaya tsakanin fitilun ja da koren don tunatar da mutane su kula da hadarin.Nan take bangarorin da abin ya shafa suka tabbatar da shawararsa.Don haka, fitilun siginar ja, rawaya da kore, a matsayin cikakken dangin siginar umarni, sun bazu ko'ina cikin duniya a fagen sufurin ƙasa, teku da iska.
Fitilolin farko na zirga-zirgar ababen hawa a kasar Sin sun bayyana a cikin yarjejeniyar Burtaniya a Shanghai a shekarar 1928. Tun daga farkon bel na hannun hannu zuwa na'urar sarrafa wutar lantarki a shekarun 1950, daga amfani da sarrafa kwamfuta zuwa sa ido kan lokacin lantarki na zamani, ana sabunta fitilun zirga-zirga akai-akai. ci gaba da ingantawa a kimiyya da sarrafa kansa.
Lokacin aikawa: Jul-01-2022
