Post #3126782
2026-04-26 13:30 UTC
@ge0rg@chaos.social What is the radiation source you are holding against the geiger counter? 😮
Replies (1)
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@ge0rg@chaos.social 2026-04-26 15:10
@martin@dice.camp It's a paper handkerchief that collected some Radon remnants in the basement. You can get radioactive dust by putting it into a vacuum cleaner in front of the dust bag / filter, and letting it run for 30 minutes.