because you might need to make speaker stands out of lead, and if you are going to do that then you might as well just use lead shot instead of depleted uranium.
Eh? It's mostly alpha, which would be happily blocked by an ally tube. Not much of anything else, and inverse square would keep that at a sensible level at normal listening distances. I'll grant there are some fire dangers if it's too finely divided, but that's surely just common sense?
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you need to think these things through.
Either that or your google-fu is weak today.
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