"Compressed air horns may produce a sound at 100 dB or higher," the letter reads. "When an individual is exposed to long, repeated or close-proximity exposure to decibels higher than 70 dB ...
Peter Benstead, an audiologist and owner of a hearing clinic in Charlottetown, said some air horns can hit 120 decibels, similar to the noise from a gas-powered chainsaw at close proximity. A single ...
"Then he came back with an air-horn. He must have thought, 'I've had enough of this noise', and turned into the sea," he recalled. The RNLI said the lifeboat was responding to two canoeists who ...