| ▲ | daft_pink 3 days ago | |
Is there a maximum level to the measurement? Asking for a friend… “3.6 roentgen. Not great, not terrible.” | ||
| ▲ | BetterGeiger 3 days ago | parent | next [-] | |
I am not certain but this tube looks like an M4011 which typically measures up to 1 mSv/hr for a reference Cs-137 source. Pretty low maximum level, not suitable for emergencies. | ||
| ▲ | wgx 3 days ago | parent | prev [-] | |
Why did I see graphite on the roof? | ||