3.6 Roentgen
"Not great, not terrible."
- – Anatoly Dyatlov, Chernobyl (2019)
The maximum dosage of radiation that can be accurately measured by a dosimeter rated for 3.6 roentgen. Side effects may include instant second degree sunburns, spontaneous vomiting, and a brilliant laser-like beam piercing up into the sky due to the Cherenkov effect.