Monoprice 7086406 AES/EBU Cable - 1.5 Meter - Black | 22AWG Twisted Conductors With Copper Braid And Aluminum Foil Shielding

hello we're watching the news tonight about the Japanese nuclear disaster and we saw people in the streets of Japan carrying large sheets of cardboard over their heads would look like tin foil on top of them and it looked to me like they're trying to prevent radiation from getting to them and I was wondering does that actually work so I actually happen to have a sample of uranium here and a Geiger counter and some materials to show how much they deaden the or how much they impede the radiation coming off of a sample of uranium so let's take a look so here is our let's get a calibration on our Geiger counter and I think it's ready and there you can hear the ambient level of radiation just here and we'll put it over the sample and you can hear here how much radiation it's very ones just have a few inches from my sample so first of all let's just try as a control well we'll just try it we'