Decades: 1250s BC 1240s BC 1230s BC 1220s BC 1210s BC - 1200s BC - 1190s BC 1180s BC 1170s BC 1160s BC 1150s BC
... and this radiation
does not penetrate the skin. The danger with all alpha emitters is rather
if they are inhaled or otherwise ingested. Extremely sm ...
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