sound production

Absolutely everything produces sound. Traffic, speaking, waterfalls, cash machines... and my personal favourite, people playing instruments and people singing. Sound is defined as “vibrations that travel through the air or another medium and can be heard when they reach a person’s ear”. From my experience we take sound for granted. I am quite certain that the majority of us does not hear a sound and think “that is a traveling vibration”. Music, having sound production in its essence, is perhaps the most abstract of arts - we can not see it, touch it, it enters our ears and the rest happens [...]