Zusammenfassung der Ressource
Cholera
- industrial
revalution
- 1831
- JohnSnow
- contaminated water
- cholera
- Broad street
- Same water
- removed handle
- Stopped
- Grate stink
- overflow cesspits
- heavy rain removes sewage
- expensive sewer system
- Effects
- diarrhea and
vomiting.
- dehydration and
in severe cases
grayish-bluish ski