I visited a friend who had set up an anechoic chamber in his house, presumably to be able to record sounds or sound effects, or for some even more inscrutable reason.
Possibly because the material he used was difficult to come by, he did this in the smallest room in his place, the bathroom.
.
You have not lived until you have experienced the inexpressibly mysterious phenomenon of taking a tinkle without a sound track.
lol
and your victims won’t be heard screaming
theoretically of course