Units of measurement
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Torr (torr)
Atmosphere (atm)
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Torr (torr)
Torr (torr) — a unit of pressure based on the height of a mercury column, equal to 1/760 of an atmosphere. Used in vacuum technology.
Atmosphere (atm)
Atmosphere (atm) — a unit of pressure based on the average atmospheric pressure at sea level, equal to 101,325 pascals.