How do trumpets make that bbbbrrrrrrr sound?

Did you know that trumpets are the oldest brass instruments? Orchestras rely on them to play the highest notes in the brass section! But how do they make that bbbbrrrrrrr sound? We asked trumpet player and teacher Jim Boyle to help us find the answer. Got a question you’ve been wanting to brass-k? Send it to us at BrainsOn.org/contact, and we’ll find an answer that’s music to your ears. See omnystudio.com/listener for privacy information.