Activity Jadey M. 2020-10-04 11:45:21 UTC I forgot to say this but, there is a radioactive element called Radon-222. It’s gaseous and formed by disintegration of radium. It’s dangerous by the way. 4 (Crusader) · 5 years, 8 months ago User Banned Radiation 100 2020-10-04 12:01:13 UTC 0 Jadey M. · 5 years, 8 months ago Replying to: (Crusader)Radiation 100 2020-10-04 12:05:27 UTC 0
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