“…In 1931, Australian anaesthetist Geoffrey Kaye, MD, called for the standardization of gas equipment, as machines as different as the Heidbrink, McKesson, Walton, Boyle, Shipway, Magill, Schmidt-Sudeck-Draeger, Metric, and Safety, were used around the world. 31,32 In the era before nonflammable halogenated hydrocarbon anesthetics, methods to mitigate fire risk were also a publication focus. The main techniques proposed were rebreathing and grounding systems to protect everyone in the operating room.…”