Radioaktiwiteit is die eerste keer deur die Franse wetenskaplike, Henri Becquerel, in 1896 ontdek toe hy op soek was na maniere om x-strale te maak.
© Chloroformzt Official - Est 2009
10 Interessante Feit About The discovery and uses of radioactivity

10 Interessante Feit About The discovery and uses of radioactivity