The invention of photography.

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The word “photography” is comes from the Greek words phõtos meaning “light” and graphé meaning “drawing”, therefore meaning “drawing with light”.


The German scientist Johann Heinrich Schulze is credited with being the inventor of photography. In 1717 he mixed nitric acid with silver and created a solution of silver nitrate. When exposed to light, silver nitrate blackens. He was the first to write with stencils using silver nitrate; although the photograph faded when it was no longer exposed to light.


Here is a painting of Johann Heinrich Schulze: