Related Clues:
- Give Margaret a weight for millions
- Nuclear test unit
- Amount of boom?
- A lot of explosive, too unstable in the oven
- Not a stone turned by the big bang?
- Size of big explosion turning up no precious stone
- Atomic bomb unit
- Explosive power unit
- Unit of a huge explosion
- It's not a stone to be lifted — it's a heavy weight
- Two million pounds
- Unit for explosive force
- In habit of bagpiper, perhaps, to preserve old blowing power
- Showing up a far from brilliant measure of bomb's power
- Explosive yield measure