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In SoYou Want to Sing Barbershop, veteran barbershoppers Billy J. Biffle of the Barbershop Harmony Society and Diane M. Clark of Sweet Adelines International provide a practical handbook for singers at all levels who want to learn about the American art form known as barbershop singing. Clark and Biffle explore the history of the style, survey the international organizational structure of the twenty-first century barbershop world, and outline techniques to develop the necessary vocal skills for the style. Guest authors Scott McCoy and Wendy LeBorgne provide valuable information on vocal anatomy and vocal health.The So You Want to Sing seriesis produced in partnership with the National Association of Teachers of Singing. Like all books in the series, So You Want to Sing Barbershop features online supplemental material on the NATS website. Please visit www.nats.org to access style-specific exercises, audio and video files, and additional resources.

Expertise in electrolyte systems has become increasingly important in traditional CPI operations, as well as in oil/gas exploration and production. This book is the source for predicting electrolyte systems behavior, an indispensable'do-it-yourself'guide, with a blueprint for formulating predictive mathematical electrolyte models, recommended tabular values to use in these models, and annotated bibliographies. The final chapter is a general recipe for formulating complete predictive models for electrolytes, along with a series of worked illustrative examples. It can serve as a useful research and application tool for the practicing process engineer, and as a textbook for the chemical engineering student.