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Another important product off aspect try millimeters of mercury, abbreviated mm Hg (Hg is the chemicals icon for mercury)

Another important product off aspect try millimeters of mercury, abbreviated mm Hg (Hg is the chemicals icon for mercury)

Table 2 lists some traditional units away from aspect having mediocre atmospheric tension, shown a variety of altitudes

Some texts consider mm Hg by the identity “torr,” after the Italian Evangelista Torricelli (1608-1647), a pioneer from the dimensions from atmospheric pressure; that mm Hg = one to torr. Heavens pressure at sea level try 760 mm Hg (otherwise 760 torr). Inside the drug and you can research, mm Hg can be used due to the fact product to possess limited demands from smoke.

Keep in mind that psi and you will mm Hg reflect different ways off measuring a similar thing. During the sea level sky weighs in at 14.eight lbs for each and every rectangular inch off planet’s epidermis, therefore the pressure is actually fourteen.seven psi. Nastavi sa čitanjem