Via the 18th century, persons were being inflating balloons of fabric or canvas with incredibly hot air and sending it aloft, the Montgolfier brothers likely as far as to experiment with 1st animals in 1782, after which, when altitude did not get rid of them, human beings in 1783. This https://balloon-arch-frame53196.tdlwiki.com/1665766/an_unbiased_view_of_ballon_arch