The machine pulls in air, and that air travels through a compressor. Making oxygen is a hot process. Oxygen Concentrator How It Works Medical Oxygen Concentrator Machine In 2021 Oxygen Concentrator Generators For Sale Oxygen An oxygen concentrator pulls oxygen from the air around you, helping you get the oxygen you need. How oxygen making machine works . To set the flow in litres per minute (lpm) related article: Compressing air as the cooling mechanism keeps the concentrator from becoming overheated. In case you’ve forgotten since science class, the air we breathe in our environment is not simply oxygen (the gas that we need to survive). How does an oxygen concentrator work? Simply put, these devices filter the air in our environment to deliver a pure stream of oxygen to the user. It is often used in hospitals, nursing homes, and other places. How does a portable oxygen concentrator work without running out of oxygen? Pin on workout gear from pinterest.com. So, w...