Main Page | See live article | Alphabetical index Rebreather - underwater version - a self-contained breathing device for use underwater which reuses part of each breath. This should be contrasted with SCUBA (open circuit) where the entire breath is expelled into the surrounding water when the diver exhales. Oxygen rebreather Semi closed circuit system Fully closed circuit system Pure gas Pre-mixed & self-mixing Above water use - Mine rescue operations Web Information Good page (http://www.bishopmuseum.org/research/treks/palautz97/rb.html ) Manufactuers Drager (http://www.draeger.com ) Halcyon (http://www.halcyon.net/index.shtml ) This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.