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Kylon Hollier

on 12 May 2014

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Transcript of NEON


Neon is a chemical element and an inert gas that is a minor component of the Earth's atmosphere.

It was discovered in 1898 by William Ramsay and Morris W. Travers. s.

Immediately following neon's discovery, neon tubes were used as scientific instruments and novelties.

The Flintlock is a firearm based on the flintlock mechanism, invented by Marin le Bourgeoys.

The flintlock mechanism was the first reliable and inexpensive system for firing a gun, and was hugely popular in colonial America.
It was first invented in the 1500's and stayed popular until the 1800's. That's over 300 years!
The flintlock is a foundation for all modern guns.
Marin le Bourgeous had invented one of the greatest advances in technological devices anyone commonly owned at the time.
(Stethoscope Moderne)

The stethoscope was invented in France in 1816 by René Laennec at the Necker-Enfants Malades Hospital in Paris.
It consisted of a wooden tube and was monaural. His device was similar to the common ear trumpet, a historical form of hearing aid.
Stethoscopes are used today for medical purposes. mainly to monitor peoples heart, lungs or pulse.


In Western Europe, a French naval officer Georges Hébert, who before World War I promoted athletic skill based on the models of indigenous tribes he had met in Africa. This is where parkour originated.

Parkour has become a popular activity to do in cities, parks and industrial areas and the main concept is to use your acrobatic skills to get from on point to the next. Some like to add tricks to make parkour more interesting.

Some people use the word "free running" instead of the word "parkour".

Today some forms of parkour are used in military training and which led to the development of civilian fitness trails and confidence courses.
Hot Air Balloon
(Ballon a air chaud)
The brothers Joseph-Michel and Jacques-Etienne Montgolfier developed a hot air balloon in Annonay, Ardeche, France, and demonstrated it publicly on September 19, 1783 with an unmanned flight lasting 10 minutes.

They where first tested with animals and later people started flying them.

Today they are popular for scenic flying.
Bernard Lasimone invented the pencil sharpener.

Before the development of dedicated pencil
sharpeners, a pencil was sharpened by whittling it with a knife.
Pencil sharpeners made this task much easier and gave a more uniform result. Some specialized types of pencils, such as carpenter's pencils are still usually sharpened with a knife, due to their flat shape, though since the 2000s a fixed-blade device with a rotatable collar has become available.

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