1850s C.E.

Peter von Rittinger

Peter von Rittinger of Austria invents the world’s first functional heat pump

A heat pump is a device that uses electricity to transfer heat from a colder place to a warmer place. Air-source heat pumps are now among are most effective climate solutions. In 1856, Rittinger recognized the principle of the heat pump while conducting experiments on the use of water vapor’s latent heat for the evaporation of salt brine. As a result, the heat pump was used to dry salt in salt marshes in Austria.

Hermann Melville publishes Moby-Dick

It was only in the early 1900s that Moby-Dick gained attention and acclaim. During his lifetime, the novel sold a scant 3,000 copies. In modern times the novel is not only considered a great American classic, it is also heralded as one of greatest novels in the English language.

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