Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A lokacin 1740s, an gano wani nau'i na tsari na karfe wanda ya ba da izinin samar da mafi kyawun ingancin karfe fiye da yadda ya yiwu a baya. A kusan lokaci ɗaya, an ƙirƙiri wata dabara don a haɗa azurfa mai kauri a kan tagulla don a yi azurfa, wanda aka fi sani da Sheffield plate. Waɗannan sabbin abubuwa sun haɓaka ci gaban Sheffield a matsayin birni na masana'antu, amma asarar wasu mahimman kasuwannin fitarwa ya haifar da koma bayan tattalin arziki a ƙarshen karni na 18 da farkon karni na 19. Yanayin rashin lafiya da aka samu ya kai ga annobar kwalara da ta kashe mutane 402 a shekara ta 1832. Yawan jama'ar garin ya karu cikin sauri a cikin karni na 19; yana ƙaruwa daga 60,095 a 1801 zuwa 451,195 zuwa 1901. An gina layin dogo na Sheffield da Rotherham a 1838, yana haɗa garuruwan biyu. An haɗa garin a matsayin gundumar a 1842, kuma an ba shi takardar izinin birni a 1893. Har ila yau, yawan mutanen da ke shigowa ya haifar da buƙatar samar da ruwa mafi kyau, kuma an gina sabbin matatun ruwa da yawa a gefen garin.  Tambaya: wace cuta mai sa saurin zawo ce kwayar cutar Vibrio cholerae ke haifarwa?
ƙwayar cuta