I love dysentery. All it takes is someone/thing defecating in the well and you'll get cholera. Epidemiology literally came about because of "raw water" https:

I love dysentery. All it takes is someone/thing defecating in the well and you'll get cholera. Epidemiology literally came about because of "raw water" https://en.wikipedia.org/wiki/1854_Broad_Street_cholera_outbreak https://en.wikipedia.org/wiki/1854_Broad_Street_cholera_outb...