Bourdon

Example:The pressure release valve was designed to open before the container could explode due to overpressure.

Definition:A safety device that automatically opens when a vessel’s internal pressure exceeds the predetermined release pressure.

Example:The scientists used a depression gauge to measure the decrease in air pressure within the chamber.

Definition:An instrument that measures the amount a fluid is depressed or to express the degree of air pressure reduction, often in contrast to measuring pressure increases with a Bourdon tube.