Asked in Physics
What level of sound is confortable for human and what level is either encomfortable or dangerous?
What you are asking has not only to do with the level. Music you like and you listen to may be much louder than the ugly music your neighbor is playing. Music of others are always much too loud. And then we have music that differs from noise. Music up to 85 dBA may be comfortable. Noise of more than 60 dBA be be annoying. What is the threshold of pain?
You can find the following rounded values in various scientific articles:
Sound pressure level Lp and sound pressure p in pascals:
120 dB - - - 20 Pa
130 dB - - - 63 Pa
134 dB - - -100 Pa
137.5 dB - -150 Pa
140 dB - - - 200 Pa