manual Diving DIVING FOR SCIENCE AND TECHNOLOGY U.S. DEPARTMENT OF COMMERCE lGKtfER&TY "WW* Digitized by the Internet Archive in 2012 with funding from LYRASIS Members and Sloan Foundation http://archive.org/details/noaadivingmanualOOunit NOAA DIVING MANUAL DIVING FOR SCIENCE AND TECHNOLOGY October 1991 z 5i s c J "T ^ Sr ATES O* U.S. DEPARTMENT OF COMMERCE Robert A. Mosbacher, Secretary National Oceanic and Atmospheric Administration John A. Knauss, Under Secretary Oceanic and Atmospheric Research Ned A. Ostenso, Assistant Administrator Office of Undersea Research David B. Duane, Director Mention ofacommercialcompanyor productdoesnotconstituteanendorsement by NOAA. Useforpublicityoradvertising purposesofinformation fromthispub- lication concerning proprietaryproductsor theuseofsuch productsisnotauthorized. No photograph appearing in this publication may bereproduced in anyfashion without priorwritten permission from NOAA. Information contained in this Manualwas currentasof May 1990. LibraryofCongressCataloging in Publication Data United States. National Oceanicand Atmospheric Administration. Officeof Undersea Research. NOAA diving manual. Bibliography: p. Includesindex. 1. Diving, Scientific. 2. Hyperbaric Physiology. I. Title. A publication isofvalueonly ifitiskeptuptodate. Changestothispublicationwill beissued periodi- cally;check youroriginalsourceforallupdates. Updateswillalsobeavailablethrough theSuperin- tendentofDocuments.