Question

what is bar (pressure)

Answer 1

Atmospheric air pressure is often given in millibars, where standard atmospheric pressure at sea level is defined as 1013.25 mbar, 101.325 kPa, 1.01325 bar, which is about 14.7 pounds per square inch. ... In contrast, Americans are familiar with the use of the millibar in US reports of hurricanes and other cyclonic storms.