Williams' answer was interrupted by the scream of a low-flying jet.
The Hinkley Point site, for instance, lies in an area used extensively by low-flying military jets.
Because of this they did not report the low-flying jet.
During the day four low-flying military jets had blasted down the Glen.
The after-noise hit as did the wash from the low-flying jets.
The buzz of low-flying military jets or police helicopters inevitably drew anxious glances from pedestrians.
Vapor trails wove a net through the clear blue sky, and twice again they heard low-flying jets.
People looked up even though all over the country they were accustomed to low-flying jets at any hour of the day or night.
"It was just a very strong roar, almost like a low-flying jet," he said.
People were already fed up with low-flying jets breaking the sound barrier day in, day out.