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1 Jan 1941 Jahr - Glenn Seaborg

Beschreibung:

Glenn Seaborg discovers plutonium.
The U.S. Committee on X‑ray Protection recommends adoption of maximum body burden of 0.1
microCurie for radium.
L.S. Taylor recommends lowering the x‑ray exposure dose to 0.02 Roentgens/day.

Zugefügt zum Band der Zeit:

Radiation Timeline

ByJayden
10 Jun 2018
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0
784

Datum:

1 Jan 1941 Jahr
Jetzt
~ 84 years ago

Abbildungen:

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