4 ms·
How about an anechoic chamber (https://www.youtube.com/watch?v=mXVGIb3bzHI https://www.youtube.com/watch?v=mXVGIb3bzHI) painted in this stuff?
by thaumaturgy 7y ago
How about an anechoic chamber (https://www.youtube.com/watch?v=mXVGIb3bzHI https://www.youtube.com/watch?v=mXVGIb3bzHI) painted in this stuff?