The third degree of Freemasonry and the rigorous procedures to advance to that level. The term may have been coined by nineteenth century New York City Police detective Thomas F. Byrnes, perhaps as a pun on his name, as in third degree burns. The Knights of Columbus have a third degree ceremony which is required to advance to that level, seen as rigorous.
The bugle developed from early musical or communication instruments made of animal horns, with the word bugle itself coming from buculus, Latin for bullock (castrated bull).
US pest chasers are designed to repel pests from the home. Rodents respond to US with a frequency around 60 kHz. Cats and Dogs can be repelled using 22-25 kHz. Insects like mosquitoes, House fly, Fleas etc responds to 38-44 kHz.