The 1920s was an age of drastic social and political change, and with this societal evolution came several new inventions, many of which are still used today. Above is a segment of a picture of the liquid fueled rocket, invented by Robert H. Goddard.
The Traffic LightAlthough cars were invented at the end of the 19th century, it was not until the 1923 that lights to facilitate and regulate traffic were invented by Garret Morgan.
|
Radio BroadcastingThe first radio broadcast in Pittsburg,1920 was a revolutionary occurrence that did not just impact a decade, but it impacted the world forever. Before the 1920s was over, there were five radio broadcasting stations/networks.
|
The Absorption Refrigerator/FreezerDespite buying blocks of ice, before Baltzar von Platen and Carl Munters invented the absorption refrigerator in 1922, there was not a simple and practical way to keep your food frozen or extremely cold.
|