Name: Listen For a Pin Drop In One of the World's Quietest Rooms
Uploaded: 2019-11-03T05:32:39.000Z
Duration: 2 min 4 s
Description: Thousands of YouTube videos with English-Chinese subtitles! Now you can learn to understand native speakers, expand your vocabulary, and improve your pronunciation...

is a test lab for doing acoustic testing.

It's a chamber within a chamber within a chamber.

- [Steve] I'm Steve Orfield, the founder of

- [Woman] And we're talking about what it feels like

to sit in one of the quietest rooms on earth.

An anechoic chamber is a room that absorbs sound.

- [Steve] When we put subjects in the anechoic chamber,

we sit them in a chair, and we turn off the lights.

- [Woman] It turns out that the only noises

- [Steve] Right away, you'll usually hear

like the sound of rubbing two pieces of wood together.

- [Woman] And sounds from inside your body

that you might've heard outside the chamber

- [Steve] Any noise that would be startling

16 times as startling inside the chamber.

- [Woman] Noises like your stomach growling,

- [Woman] And that's mainly because of one of two reasons.

- [Steve] Some people find that very relaxing.

Some people find that fearful or claustrophobic.

Subtitles ListPlay Video

Listen For a Pin Drop In One of the World's Quietest Rooms

crack

absorb

grind

rub