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Ber999T · 10-05-2007, 07:30

There will still be 16% Oxygen (O2) in the expired air as the human body only burn off about 4% of the 21% that is in normal air, there would be a slight increase in the amount of Carbon Dioxide (CO2) within the water but the blowing through a straw should help but still need to get new pump.

10-05-2007, 07:30	#25
Ber999T Resting in Peace Join Date: Jun 2005 Location: Clayton-Le-Moors Posts: 1,195 Liked: 0 times Rep Power: 49	Re: help fish upside down There will still be 16% Oxygen (O2) in the expired air as the human body only burn off about 4% of the 21% that is in normal air, there would be a slight increase in the amount of Carbon Dioxide (CO2) within the water but the blowing through a straw should help but still need to get new pump.