[mazokum]

I heard about this question in the MIT Ionising Radiation course. You can find it here, around minute 47:30 (wont spoil the answer).

https://ocw.mit.edu/courses/22-01-introduction-to-nuclear-en...

[j33pers]

Thanks, I watched it. There are 4 cookies - a gamma, alpha, beta and neutrino emitter. You must eat one, pocket one, hold one and give one away.