Related Clues:
- Invisible gas from boiling water
- That southern side is not for 5 down
- What a powerful sside, perhaps
- How 17 across gets to the south with derision, by the sound of it
- More power to you if that's what you get from the sound of the end of 32 across
- More power to the southern side
- That'll make it hot for the old locomotive
- Might the southern side run out of it and lose?
- Boo's partner
- Angry cat's warning
- Source of power
- Rattler's noise
- Razz from the audience
- Sound like a snake
- Radiator's sound