What is a piper used for?

A piper, often referring to a musical instrument like the pipe or bagpipe, is used to produce melodic sounds in various musical traditions, particularly in folk and ceremonial contexts. In addition to music, the term "piper" can also refer to a person who plays these instruments. Additionally, in a different context, "piper" can denote someone involved in the field of piping, which includes the transportation of fluids through pipes.