1. 5/9/13 Jacobee Roscoe

2. The Harappan city dwellers of Indus Valley build the earliest known indoor toilets. These toilets did not flush and empty into a brick- lined sewer system.

3. Plumbers on the Greek island of Crete install the world's first flush toilet in the queen's bathroom. It will be centuries before toilet technology rises to this level again.

4. Rome used public toilets built above the sewer As many as 11,000 seats are lined up in rectangular rooms along stone henches--with no partitions for privacy.

5. 1300 AD: By now many Europeans are doing their business in outhouses A man named Richard the Raker had a fatal accident when he was cleaning his outhouse. He fell through the rotted wood floors and drown in his own monstrously excrement.

6. Many European city­ dwellers relieve themselves indoors in a bowl called a chamber pot. When the pot is full, they just toss the contents out the window, shouting "Gardy-loo!"

7. Joseph Gayetty of New York introduces toilet paper. Each sheet is proudly printed with Gayetty's signature Before this, people used whatever they could find, including dried corncobs and pages from catalogs.

8. Devoted readers who don't have time to leave the library can buy a fancy chamber pot disguised as a stack of books

9. An English watchmaker named Alexander Cummings patents a device known as the S-trap, and the modern flush toilet is-finally born. The S-trap is a valve that keeps the bowl filled with water.

10. Englishman Thomas Twyford introduces the Unitas, the first one­Piece, all-ceramic toilet The new john eliminates the leaky joints that made earlier wood-and-metal models smelly

11. 1999: The Matsushita Electronic Industrial Company of Japan previews a toilet that's smarter than you are. The high-tech bowl measures your weight and body-fat con­tent, and chemical sensors inside analyze your output for information about your health.

12. The average person spends three whole years of their life sitting on the toilet. The film “Psycho” was the first movie to show a toilet flushing – the scene caused an inpouring of complaints about indecency. The Scott Paper Company is the first company to manufacture tissue on a roll, specifically for the use of toilet paper.