<prompt> Bhala okuqhubekayo kwalesi sigaba - Enye yezilingo zemvelo zakuqala ezaziwa kakhulu kwakuwukugqashuka kwekholera ngo-1854 eBroad Street  <response>: eLondon, eNgilandi Ngo - August 31, 1854, kwaqubuka isifo esikhulu sekholera eSoho. Ezinsukwini ezintathu ezalandela, kwafa abantu abangu-127 eduze kwaseBroad Street. Ekupheleni kwalokhu kuqubuka kwafa abantu abangu - 616. Udokotela uJohn Snow wakhomba umthombo walokhu kuqubuka njengompompi wamanzi womphakathi oseduze, esebenzisa ibalazwe lokufa nokugula elaliveza inqwaba yamacala azungeze le mpompo. 