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In 1766 in England, Henry Cavendish isolated hydrogen, the simplest of elements and the lightest of gases. Since it was lighter than air, he described it as having "negative weight" and proposed that it could be used to lift objects from the Earth, but be apparently didn't pursue the idea.
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When was the air balloons invented?
The hot-air balloon was invented in 1783.
When was the hot air balloon invented in?
today
What has montgOlfier invented?
hot air balloon
Did the Montgolfier Brothers invent anything but the hot air balloon?
no... they invented the hot air balloon and that's all.
Where did the montgolfier brothers invented the hot air balloon?
they invented there hot air baloons in France where they grew up..
Where was the first hot air balloon invented in?
france
When was hot air balloon was invented?
In the 1740's.
In what country was the hot air balloon invented?
France
Where did the Montgolfier brothers invent the first hot air balloon?
They invented the first hot air balloon in France. The first flight of the hot air balloon was conducted in Bois de Boulogne in Paris
Was the hot air balloon invented out of paper or plastic?
Paper
When did the hot air balloon invented?
June 5, 1783
Who invented the first form of air transport?
The first form of air transport was invented by the Montgolfier brothers in the year 1783. The invented the hot air balloon and did their first flight on November 21 in 1783.
