depleted uranium 
noun [mass noun]
Uranium from which most of the fissile isotope uranium-235 has been removed.It also seems that they are having trouble differentiating between depleted uranium and enriched uranium....
- Radioactive depleted uranium has a half-life of 4500 million years.
- Weapons coated with depleted uranium leave a radioactive toxic dust behind.
- have had one's chips
- have had one's (or its) day
- have it
- have it away (on one's toes)
- have it away (or off)
- have it both ways
- have it coming (to one)
- have it easy
- have it out
- have its (or one's) uses
- have it your (own) way
- have kangaroos in the (or one's) top paddock
- have kittens
- havel
- haveless
- haveli
- havelling
- havelock
- havelock cap
- Havel, Václav
- have many (or other) irons in the fire
- have many strings to one's bow
- have mercy on (or upon)
- haven
- havenage