Decompression tests in the Bühlmann "Druckkammer" the Hyperbaric chamber at the University of Zurich 

An exclusive historic document from 1975 showing divers in the "Druckkammer", the Hyperbaric chamber at the University Hospital of Zürich, in which Prof. A.Bühlmann carried out his decompression tests which culminated in the 575M depth dive. A record and the limit for the human body.
The Bühlmann Decompression 01 integrates the Bühlmann Decompression algorithm.
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