Polio Vaccine |  ISO |  Plutonium |  Revolution Begins In Russia | Johannes Gutenberg | (ENGLISH#25)
Channel: VERITABLE VOX
Date: 2021-02-23

*1954 The first mass inoculation against polio is conducted
Virologist Jonas Salk's vaccine is still one of the two versions used today, along with Hilary Koprowski's live polio vaccine.

*1947 The International Organization for Standardization (ISO) begins operating
The ISO issues standards for everything from bicycle tires to date formats.

*1941 Glenn T. Seaborg and his team chemically identify Plutonium
The radioactive element plays an important role as nuclear fuel or in nuclear weapons.

*1917 The February Revolution begins in Russia
The demonstrations and armed clashes ultimately resulted in the demise of the Russian Empire.

*1455 The Gutenberg Bible is published
Johannes Gutenberg's Bible edition was the first book ever printed in movable type, heralding the age of the printed book in the West.


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