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Carl G Heinzl wrote on Wed 5 Oct 1994:- > ... Ah, "good breathers" here may be the key. If you're really good on air, your not exhaling as much and therefore not ridding yourself of CO2 as quickly. Dan Nafe <dan@sh*.ne*> replied on Wed 5 Oct 1994 15:11:48 -0400 (EDT) (Subject: Re: CO2 Buildup in SEA regulators):- > ... "good breathers" (my definition ;-] ) exhale *MORE* and *LONGER* than all the other "suck and blow" divers out there. ... deep, diaphramatic, and slllloooooowwwww breathing. This pushes the PpCO2 down and mitigates many of the fluid flow problems by lowering the velocity of the inspired gas. ... When an experienced aqualung diver gets into a habit of breathing thus when he is on breathing apparatus, to save air, have you heard of him also by force of habit doing it when he is on a medical breathing apparatus? E.g. if he is put on a breathing-recorder for medical reasons, it won't aid diagnosis much if being on an apparatus automatically sends him into "economise on air to make my cylinder last longer" mode rather than how he breathes ordinarily. > ... smileys ... :-> :*) ;^] 8-) 0-) What do `*)' and `;^]' represent? Here is one with a fullface breathing mask on: 8()=
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