A British doctor, Nahaniel Henshaw, proposed what might have been the primary hyperbaric chamber for clinical treatment of individuals in 1662. The steel container was to have already been pressurised with air, which at time wasn't nonetheless acknowledged to include oxygen, later discovered by Carl Wilhelm Scheele about 1770 and https://hyperbaric-chamber-cost-t73950.blogproducer.com/43716928/5-essential-elements-for-oxygen-treatment-cost