In a message dated 11/24/2009 2:23:00 P.M. Pacific Standard Time,
bottomgun@mindspring.com writes:
various scrubber materials when developing parts for the
US Navy's EX-19 rebreather with a 12-hour duration.
R/Jay
12 hour duration ? That's pretty good. I always thought re-breathers had a
much shorter duration. How big are the units the divers had to carry ? ( just
curious )
Frank D.