1. In 1823, fingerprints were first recognized as a form of identification by Jan Evangelista Purkyně, a Czech. He divided them into 9 chief categories.

schermata-2017-02-21-alle-12-08-54

 

2. Until WWII, Czechs drove on the left side of the street, just as in Great Britain. When Hitler invaded in 1939 he changed it to the right side. A few places switched the same day (e.g. Ostrava), the rest of the area of the Protectorate on 17 March, and Prague got a few more days to implement the change and switched on 26 March.

schermata-2017-02-21-alle-12-09-34

 

3. In 1907, classification of human blood into four types (A, B, AB & O) was initiated by Jan Janský. He was born on April 3, 1873 in Prague.

schermata-2017-02-21-alle-12-11-21

4. In 1892, Daniel Swarovski, invented an electric machine that cut crystals more accurately than ever before, marking the beginning of a new era for crystal. His enduring passion for innovation and design has made it the world’s premier jewelry and accessory brand.

schermata-2017-02-21-alle-12-12-08

 

5. In 1966, the plastic explosive Semtex was invented by Stanislav Brebera, a Czech.

schermata-2017-02-21-alle-12-10-06

mm
Dave Patterson is a content marketer. A writer by day and a reader by night. Coffee addict.