- cross-posted to:
- science_memes@mander.xyz
- cross-posted to:
- science_memes@mander.xyz
- switchboard_pete@fedia.io13·12 days ago
- Decay of radon-222 isn’t the only way lead can be created, just a way
- The U238 that started the chain could pre-date the earth
- Half life is only when half of the sample has decayed, but less than half could have decayed into lead