There are 23 sprockets on an oxygen flowmeter. From its name, you can already guess what an oxygen flowmeter is used for. It can flow the amount of oxygen that people get. This flowmeter will require various parts so that it will work well. It would require the oxygen pressure gauge, safety valve, flow control valve, pressure reducer, and flow tube.
Take note that there are still other components that are needed to make this work. There are some that come with humidification bottles but there are also some that do not have this. The reliability of this machine is directly connected to the safety of the patient who is using this machine.