Sound waves can be used to soothe, to heal, or to pulverize. This fascinating program examines the power of sound as it is employed today—for everything from electroplating metal to breaking up kidney stones through lithotripsy. Detailed experiments illustrate each concept discussed, and relevant terms are concisely defined. A BBC Production. (29 minutes)

Tell a Friend! Your Name: Your Email: Your Friend's Email: Your Message: We respect your privacy and will not use your friend's address without permission. Item#: PFW7669 Copyright date: ©1991 VHS ISBN 978-0-7365-7821-9 DVD ISBN 978-0-7365-7822-6

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