@[email protected] to xkcdEnglish • 1 month agoxkcd #3037: Radonxkcd.comexternal-linkmessage-square6fedilinkarrow-up1222arrow-down10
arrow-up1222arrow-down1external-linkxkcd #3037: Radonxkcd.com@[email protected] to xkcdEnglish • 1 month agomessage-square6fedilink
And the explanation