Activity wacka 🌉 2021-08-06 05:45:36 UTC Radon 0 Larry, Dr Furstralia (LM J) · 4 years, 10 months ago what 2021-08-06 05:48:08 UTC 0 wacka 🌉 · 4 years, 10 months ago Replying to: Larry, Dr Furstralia (LM J)what Radon 2021-08-06 05:54:30 UTC 0 wacka 🌉 · 4 years, 10 months ago 2021-08-06 06:04:42 UTC 1 Jadey M. · 4 years, 10 months ago is a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health. Yes, periodic table moment. 2021-08-06 06:11:20 UTC 2
2021-08-06 05:45:36 UTC 
what
Radon
is a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health.
Yes, periodic table moment.