Field guide No. 1603

A tuning fork stands in a vice on a cluttered workbench while a fan blows dust across the room, and a clear patch of quiet stays around the fork. The dust goes everywhere except where it hums.

Quiet zone

Hums, keeps tidy

A tuning fork stands in a vice on a cluttered workbench while a fan blows dust across the room, and a clear patch of quiet stays around the fork. The dust goes everywhere except where it hums.

Field noteTuning fork keeps a clear patch in the blowing dust, as if its hum were a wall.

Specimen
No. 1603
Kind
Possible (the golden mountain kind)
Breaks
Physics
Where it doesn’t exist
A dusty workshop bench with a floor fan.
Nearest existing relative
A tuning fork.
Filed in Fresh slop as
Objects

Also possible, also breaking physics