Isn't this the same stuff they used to put in aeroplane tails as a counterweight?
No, it's weapons-grade fissile material (in microscopic amounts); the engineering material used for its weight, depleted uranium, is not such a thing.
alt Hacker News
No, it's weapons-grade fissile material (in microscopic amounts); the engineering material used for its weight, depleted uranium, is not such a thing.