By Daniel Thorpe Going Inside 2500 Bc The Harappan city dwellers build earliest known indoor toilets Toilets do not flush empty into bricklined sewer system 1500 BC Technology ID: 346146
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Slide1
History of the Toilet
By Daniel ThorpeSlide2
Going Inside
-2500 Bc
: The
Harappan
city dwellers build earliest known indoor toilets.-Toilets do not flush, empty into brick-lined sewer system.-1500 BC: Technology is lost to the region.-In thousands of years to come, most advances in Europe.Slide3
Royal Flush
-1500 BC: Plumbers
install first
flush
toilet.-When flushed, a tankful of rainwater is released into the bowl and washes doings down clay pipes.-1400 AD: Earthquake destroys the royal house.-Many centuries before toilet technology rises to this level again.Slide4
Really Public Bathrooms
-800 bc
:
Construction
of the an enormous sewer system that carries the city's waste takes place.-11,000 toilet seats are lined up in rectangular rooms- no privacy.-For wiping, a sponge on the end of a stick, had to share.Slide5
This Job is the Pits
-1300 AD: Many Europeans using outhouses.
-English
outhouse-cleaner
meets an unpleasant end: falls through the rotted wood floor and drowns "monstrously in his own excrement."Slide6
Heads Up
1500s: European
city
dwellers use bowl chamber pot.
-When pot was full, tossed contents out the window.Slide7
A Charmin’ Idea
-1857: Joseph
Gayetty
introduces toilet paper.-Before this, people used dried corncobs and pages from catalogs.Slide8
Bathroom reading
-1672: Devoted readers
can
buy a fancy chamber pot disguised
as stack of books.Slide9
Stop Making Scents
-1775: An English watchmaker
patents a
valve that keeps the bowl filled with
water.-Allows poop to go down without letting smells come up.Slide10
Sculptured Seats
-1885: Englishman
introduces the
Unitas
.-Eliminates leaky joints that made earlier wood-and-metal models smelly.-Ceramic toilets catch on quickly; many covered with elaborate decorations.Slide11
Minding Your Business
-1999:
Japan
previews a toilet
that measures weight and body-fat content.-Chemical sensors inside analyze your output for information about your health.-Toilet scientists expect the clever pot to be on the market in a few years.Slide12
History of the Toilet
By Daniel Thorpe