Millimeters of water
Abbreviation/Symbol:
mm H2O
mm WC
Worldwide use:
mm of water is most commonly used to describe how much water clothes and tents can withstand without leaking
mm of mercury is commonly used worldwide, particularly in medicine (to measure bloody pressure, etc.) and meteorology
Definition:
1 mm of water is the pressure exerted by a 1 mm high column of water
Usage context:
mm of water is most commonly used to describe how much water clothes and tents can withstand without leaking
mm of mercury is commonly used worldwide, particularly in medicine (to measure bloody pressure, etc.) and meteorology