Closed-Circuit Rebreather

By: Jake GriffithITMG 100 Section 5

Introduction Used in place of traditional

scuba set up Exhalations recycled More efficient Has yet to enter the mainstream

http://www.oceanlegends.com/files/CCR-Diver-.jpg

How It Works Closed system Passes through scrubber twice Addition of pure oxygen from small bottle Counterlungs Emergency Nitrox bottle Rebreather Diagram

Advantages & DisadvantagesPros ConsIncreased diving time More training and disciplineIncreased diving depth Equipment and training

expensiveDecompression efficiencyAdditional warmthLighter weightNo bubblesDivers with rebreathers

Predictions Open-circuit SCUBA system will become obsolete Disadvantages will be overcome Photography & Filmography Marine Science Military uses

References Lombardi, Michael. "Rebreather Technology - Rebreather World." Rebreather

Technology - Rebreather World. N.p., 1 Nov. 2005. Web. 11 Nov. 2012. <http://www.rebreatherworld.com/general-and-new-to-rebreather-articles/1963-rebreather-technology.html>.

"Rebreather Advantages." Rebreather Advantages. N.p., n.d. Web. 11 Nov. 2012. <http://www.divesafety.net/Rebreather_Advantages.html>.

"Rebreather Disadvantages." Rebreather Disadvantages. N.p., n.d. Web. 11 Nov. 2012. <http://www.divesafety.net/Rebreather_disadvantages.html>.

"Rebreathers." The Scuba Doctor. N.p., n.d. Web. 11 Nov. 2012. <http://www.scubadoctor.com.au/rebreathers.htm>.

Reynolds, Glenn H. "Deep Rebreathing." Popular Mechanics. N.p., 16 Aug. 2006. Web. 11 Nov. 2012. <http://www.popularmechanics.com/outdoors/sports/watersports/3583461>.

Reynolds, Glenn H. "New Scuba Re-Breather Tech: Test Dive « Big Blue Technical Diving News and Events." Big Blue Technical Diving News and Events. N.p., n.d. Web. 11 Nov. 2012. <http://bigbluetechnews.wordpress.com/2009/07/12/scuba-rebreather-tech-test-dive/>.