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The world is full of amazing things ... Interesting facts about the world of technology

XXI century rapid development of technology and science. With each passing day, new technologies are increasingly being introduced into our lives. And what do we know about the world of technology? We suggest a walk through interesting facts about technical devices.

What originally did the "chauffeurs" do?

The term chauffeur comes from the French term for stoker because the earliest automobiles, like their railroad and sea vessel counterparts, were steam-powered and required the driver to stoke the engine. Early petrol/gasoline-powered motor cars, before the advent of electric ignition, were ignited by 'hot tubes' in the cylinder head which had to be pre-heated before the engine would start. Hence the term chauffeur which, in this context, means something like "heater-upper".

How can I turn my headphones into a microphone?

If you connect ordinary headphones to the microphone input, they can be used as a microphone.

Why is bluetooth called Bluetooth?

Bluetooth was named after a tenth-century king, Harald Bluetooth, King of Denmark. Bluetooth is an anglicized version of Harald Blaatand, who was known for his unification of previously warring tribes from Denmark (including now Swedish Scania, where the Bluetooth technology was invented). Bluetooth likewise was intended to unify different technologies, such as personal computers and mobile phones.

The greatest invention in history

In 2005, in Great Britain, according to the results of a public opinion poll on the theme of the greatest technical invention since 1800, the winner was recognized as a bicycle. He not only avoided inventions such as the Internet and the internal combustion engine, but also gained more votes than all the other inventions put together.

Green Replaces Red in Make-up for Television

In the era of black and white television in the cells red filters were used. Because of the red filters, the red lipstick made the lips on the TV screens pale. Therefore, the announcer and actresses grimaced with green lipstick.

Which animals are attached to the body with a screw joint?

The analysis revealed that the weevils had a nut-and-screw system for the hip-leg joint. When the leg muscles of a beetle are stretched, the screw turns. Though the screw-thread provide for very large angular rotation, the front legs of weevils are capable of rotating by 90°, while their hind legs can rotate by 130°.

The first hacker in the history

Hackers existed long before the appearance of the first computers. Their first representative is the Englishman Nevila Maskelina, who was a professional magician, and also was well versed in technique. After Marconi's successful experiments on transmitting overseas messages via wireless telegraph in 1901, one of the wireline telegraph companies hired Maskelin and set the task of discrediting the new technology. The magician built a 50-meter radio mast to listen to the signals exchanged between ships and the shore, and discovered that there was no protection in the Marconi system.

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