https://www.world-nuclear.org/getmedia/cdcb8173-3843-4e4a-9d62-955e1d068bb7/activity-of-high-level-waste-from-one-tonne-of-used-fuel.png.aspx https://www.world-

https://www.world-nuclear.org/getmedia/cdcb8173-3843-4e4a-9d62-955e1d068bb7/activity-of-high-level-waste-from-one-tonne-of-used-fuel.png.aspx https://www.world-nuclear.org/getmedia/cdcb8173-3843-4e4a-9d... Have a little snack consisting of 1 gram of americium and 7 grams of neptunium 237, or store an equivalently active gamma emitter in your underpants.