Hello how may I help you? help me with world records alright, what do you want to know i need the loudest sound ever recorded. what was it? this is not a valid category of record what do you mean? what is the loudest recorded sound? there is no record for such a category i am certain there is. check again if you are certain, then why don't you tell me what the answer is i am afraid that is what you are designed for alright, let me check one more time