The Diving has personnel specialized Gas Mixer, in
degree to effect the mixtures iperossigenate, binary and ternary,
therefore Nitrox Trimix and Eliar, the station commonly used
and the station trimix.
Besides the diving has analyser of the mixtures able to
decant her with a 1% error border. the gases can have besides
you in separate cylinders, or rather Oxygen Helium.