Radioactive Mushrooms vs. Affordable Gamma Spectrometer | This beats ALL Geiger counters!
14:26
Mystery RADIOACTIVE Source | Can we identify it?
32:16
Which Geiger Counter Could Save Your Life From Radiation Exposure?
11:08
How radioactive are bananas and other radioactive foods?
12:05
Three Geiger Counters Challenged | Weak and STRONG samples
16:37
Do your own Gamma Spectroscopy with the Radiacode 103
19:28
Radioactive Cores from Industrial Smoke Detectors
9:22
Weird battery change in Geiger counter
12:00