Rebreather diving is one of the fastest growing segments of the underwater community. But, until now, easy-to-understand advice and guidance for novices has been hard to find. With this book, professional rebreather instructor Jill Heinerth helps divers navigate the complex, and sometimes intimidating world of rebreather diving. Providing clear, candid and straightforward information based on her decades of exploration and teaching experience, Jill leads readers through the history, basics and technical aspects of this remarkable, silent approach to diving. A valuable tool and a good read for beginners and accomplished SCUBA divers.