A unit of pressure, used in high-vacuum technology, defined as 1 mmHg. 1 torr is equal to 133.322 pascals. The unit is named after Evangelista Torricelli (1609–47).
Chemistry
A unit of pressure, used in high-vacuum technology, defined as 1 mmHg. 1 torr is equal to 133.322 pascals. The unit is named after Evangelista Torricelli (1609–47).
Chemical Engineering
A unit of pressure used in high vacuum applications and equal to one millimetre of mercury or 133.322 Pa. The unit is named after Evangelista Torricelli (1608–47) who discovered the principle of the barometer.