This story was excerpted from Jessica Camerato's Nationals Beat newsletter. To read the full newsletter, click here. And ...

This story was excerpted from Jessica Camerato’s Nationals Beat newsletter. To read the full newsletter, click here. And subscribe to get it regularly in your inbox.

Passersby couldn’t help but be mesmerized by a curious contraption on display at Clippard’s booth at MD&M West 2025. The pneumatic music machine was intended to showcase the specialty valve ...