Which oxygen tank attachment allows pressure to be released at a reduced rate?

Name: Which oxygen tank attachment allows pressure to be released at a reduced rate?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

A regulator is specifically designed to allow pressure to be released at a reduced rate in order to control the flow of oxygen. Flowmeter allows for more precise control of the flow rate, but it does not control the pressure. Oxygen mask and adapter are not directly related to pressure or flow rate control.

Which Oxygen Tank Attachment Allows Pressure to Be Released at a Reduced