Onuconvert Pressure Unit

Other units of measure in common use are pounds per square inch (psi). It is the pressure resulting from a force of one pound-force applied to an area of one square inch. These units of measure provide the foundations for most of the pressure units that are used commonly today. Each of these units has many alternative units of measure.

https://www.esi-tec.com/blog-pressure-sensors-transmitter-transducer/2013/11/pressure-units

기압(atm : atmospheric pressure ) 기압이란 1,000킬로미터 높이로 쌓인 공기의 무게가 짓누르는 압력을 말하며, 대기압이라고도 한다. 1기압은 바다 표면에서 공기가 누르는 압력과 동일하며 단위를 바꾸면 1,013.25헥토파스칼이 된다.

https://onuconvert.com/pressureConverter.php

Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.: 445 Gauge pressure (also spelled gage pressure ) is the pressure relative to the ambient pressure . Various units are used to express pressure . Some of these derive from a unit of force divided by a unit of area; the SI unit of pressure , ...

https://en.wikipedia.org/wiki/Pressure

Other Units Of Pressure . There are several other units of pressure such as pounds per square inch and bar, unit of atmospheric pressure is atm, centimetres of water, millimetres of mercury or inches of mercury (used as a unit of blood pressure ), torr, MSW and FSW. Put your understanding of this concept to test by answering a few MCQs.

https://byjus.com/physics/unit-of-pressure/