2 definitions by PT118
atm is the symbol for atmosphere. The atmosphere is a non-SI unit for pressure. 1 atm is the average pressure exerted by Earth's atmosphere at sea level.
1 atm is equal to 101325 Pa (Pascals).
1 atm is approximately equal to 1 bar, or 14.7 PSI (Pound-force per square inch)
1 atm is equal to 101325 Pa (Pascals).
1 atm is approximately equal to 1 bar, or 14.7 PSI (Pound-force per square inch)
by PT118 May 30, 2021
by PT118 September 9, 2018