gas collects / rebreather gas-addition system / diluent gas / rapid gas loss / sample gas / addition systems / heat energy / electricity / stainless steel / optical sensor device / inspired gas / Mixed-gas rebreather / gas volume / gas molecules / gas travels / electromagnetic energy / model/algorithm / low light applications / control device / gas use / mixed gas / gas mix / Gas narcosis / gas pressure / chemical transducer / inert gas / electronics package / gas environment / gas control / inhaled gas / chemical agent / gas flows / gas supply / proper gas flow / tactile alarm systems / electronics / inert gas bubbles / gas block assembly / supply gas cylinder / gas bubble / gas mixture consisting / gas sensors / gas mixture / inhaled breathing gas / arterial gas embolism / energy efficient display / excess gas / open-circuit gas / gas mixtures / muscular and sensory systems / exhaled gas / loop gas pressure / decompression algorithm / particular gas / diluent gas tank / binary gas mixture consisting / energy / /