History
The nozzle was developed by Swedish inventor Gustaf de Laval in 1888 for use on a steam turbine.
This principle was first used in a rocket engine by Robert Goddard. Very nearly all modern rocket engines that employ hot gas combustion use de Laval nozzles.
Read more about this topic: De Laval Nozzle
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“It is the true office of history to represent the events themselves, together with the counsels, and to leave the observations and conclusions thereupon to the liberty and faculty of every man’s judgement.”
—Francis Bacon (1561–1626)
“The history of all previous societies has been the history of class struggles.”
—Karl Marx (1818–1883)
“The true theater of history is therefore the temperate zone.”
—Georg Wilhelm Friedrich Hegel (1770–1831)