<prompt> Nyorai kupfuurira kweiyi ndima - Kupararira kwekorera muBroad Street muna 1854  <response>: kwaiva kupararira kwakakomba kwekorera kwakaitika muna 1854 pedyo neBroad Street zvino Broadwick Street mudunhu reSoho reLondon, England, uye kwakaitika mukati mechirwere chechitatu chekorera. Kuputika uku, uko kwakauraya vanhu 616, kunozivikanwa zvikurusa nokuda kwefundo yachiremba John Snow yezvinokonzera uye fungidziro yake yokuti mvura yakasvibiswa neutachiona yaiva manyuko ekorera, panzvimbo pezvinhu zviri mumhepo zvinonzi miasma. 