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England: The Broad Street Pump - 2: Epidemiology Begins! - Extra History

By studying the causes of disease, John Snow is convinced he can reduce outbreaks. And cholera is his primary target.

UPDATE: Re-uploaded to fix an audio issue!

England: The Broad Street Pump - 2: Epidemiology Begins! - Extra History

Comments

I always gotta miss something. D: -Soraya

Extra History

That's the one!

Douglas Goldstein

Excellent, but the chemical formula for salt is NaCl not Na as shown at 4:32.

Harrison Brussel

Wait is this the one where there was a case across town that didn't seem connected to the pump that ends up being a woman who used to live on that street and liked the taste of the water so she had a relative bring her whole bottles of the stuff to her new place? or is this a different pump >.>?

Michael Waisfeld

Hopefully we use our power wisely.

Extra History

We're actually going to talk a bit about how good sanitation infrastructure was implemented in cities, and it was really a mind-boggling accomplishment. But in earlier eras, as the cities grew and people were really just concerned with placing their houses somewhere, a lot of things really got shunted together in whatever way seemed most workable. And everyone else who commented did a great job of exploring how they lived with those conditions for so long. :D

Extra History

Walpole always finds a way!

Extra History

Print out a John Snow motivational poster to hang on your wall!

Extra History

D'aww. You sweetheart, you. :}

Extra History

Sometimes, these histories feel like no one believes anyone. ;)

Extra History

Sounds fine to me...

Nessf

No one ever believes the nerds NO ONE!!!

Michael Jebbett

Many of them probably didn't have a choice.

Øyvind Wallentinsen

worth every penny

As I am doing my thesis within pharmaceutics, I must say I admire John Snow's dedication. It's not easy trudging through false-positives and undesired results combined with inadequate information, equipment and time without getting discouraged. Yet persist Snow did, makes me wish I had his diligence and stuborness.

Hung Nguyen

Audio glitch at ~5s into the video again.

Also, that is the reason so many people drank large amounts of beer every day. They didn't know it, but fermentation kills most of the microbes, and they could see the result. The daily ration for a sailor in the British Royal Navy in the 1700's was 4½ litres of beer and a quarter liter of rum, since their drinking water would be contaminated within a week or two. However, it is also worth remembering that this beer was significantly weaker than what we are used to today, only 1-2 percent alcohol or less, as compared to 5% or more in most beer you can buy today.

Christian Jensen

As John Snow discovered, the average housedweller didn't really understand where their water was coming from beyond "this well" or "that pump".

RMS Oceanic

I wonder how Walpole is going to find his way into this one.

Michael William Hamilton II

The people of the time knew the water tasted bad; so, they would mix it with something else, like wine, to hide the taste. For the most part people drank wine and small beer. Water was primarily used for cooking, washing, and cleaning.

barefoot James

Understanding how truly ignorant and destitute people were even as recently as the 1800's is becoming more and more impossible.

Corey Wallen

This is one of those people I feel like I should have heard of before. Also, forgetting the disease aspect, why would it ever be seen as a good idea to drink water downstream of sewage? I mean, the taste alone should have stopped that i'd have thought

GrayMorality

Hallowed are the Ori and the Extra Credits & History

Martin Ockovsky


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