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300
the abacus
The abacus is oblong frame with rows of wires or grooves along which beads are slid, used for calculating. this ancient device is still used today mainly, for people in third war countries. it the also a alternative for people who aren't proberly educated in math. -
The toilet
The useful invention was made by an english writer by the name of John Harington. at that time it was called the AJAX, it was only to use in his manor and to the royal courts of the queen "The forerunner to the modern flush toilet had a flush valve to let water out of the tank, and a wash-down design to empty the bowl''. -
The Automobile
"An automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers, which also carries its own engine or motor." "The first working steam-powered vehicle was designed - and possibly built - by Ferdinand Verbiest." Note:though Henry Ford didn't invent the vehicle;He played a important role by ''develping and manufactureing the first automobile that many middle class Americans could afford to buy.'' -
The Frige
The first known artificial refrigeration was demonstrated by William Cullen at the University of Glasgow in 1748.The American inventor Oliver Evans, acclaimed as the "father of refrigeration," invented the vapor-compression refrigeration machine in 1805. -
The telephone
"prerequisite for the development of the telephone goes back to the year 1833 were Carl Friedrich Gauß and Wilhelm Eduard Weber invented the electric transmission of signals in Göttingen which set the fundamental basis for the technology that was used in all inventions following'' but note Alexander Grahamball invented the first pratical telephone in improving and claming the phone in 1874.(probaley patened it) claiming the idea. -
bathtub
"Documented early plumbing systems for bathing go back as far as around 3300 BC with the discovery of copper water pipes beneath a palace in the Indus Valley Civilization of ancient India." it was also very popluar during the Ancient roman empire era. but the frist modern bathtub was patened and invented by Adam thompson in 1842. -
The Gas Heater
"A gas heater is a device used to heat a room or outdoor area by burning natural gas or liquefied petroleum gas." "It was first commercialized by the English company Pettit and Smith in 1856." UNABLE TO FIND A SINGLE INVENTER PETIT AND SMITH PATENED THE IDEA INVENTING THE FRIST GAS HEATER. -
The LightBulb
"An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light which produces light with a filament wire heated to a high temperature by an electric current passing through it, until it glows." it was commmerialized/patended by Thomas Edison or joseph swan but the first one was invented by a russian man named Alexandey lodygin. however, debate goes on about the truth inventor -
The Air Conditioner
Invented by willis carrier,"An air conditioner (often referred to as AC) is a major or home appliance, system, or mechanism designed to change the air temperature and humidity within an area (used for cooling and sometimes heating depending on the air properties at a given time). " -
The Mircowave
microwave oven, often colloquially shortened to microwave, is a kitchen appliance that heats food by dielectric heating with radiotion,Percy Spencer invented the first microwave oven after World War II from radar technology developed during the war -
The First Personal Computer
It was a mircocomputer design ,that came in a do-it-yourslef project. It was designed by the company's president Mr.ED ROBERTS -
The Internet
a vast computer network linking smaller computer networks worldwide. It was invented by a Brtish Computer scientest named
Sir Berners Lee
