Apparently there were a number of children's toys in the 1950's that included actual uranium.
It *is* true that I'd save a few bucks on nightlights and avoid the hazards of trying to change poopy diapers in the dark if the kids glowed a little.
It *is* true that I'd save a few bucks on nightlights and avoid the hazards of trying to change poopy diapers in the dark if the kids glowed a little.