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...pressure environment has a higher boiling point than when the liquid is at atmospheric pressure. In other words, as noted above, the boiling point of a liquid varies with ...oiling point''' (also called the '''atmospheric boiling point''' or the '''atmospheric pressure boiling point''') of a liquid is the special case in which the vapor pressu

...conversion is wanted (usually about 20 to 25 °C). At an ambient sea level atmospheric pressure of 1 [[atmosphere (unit)|atm]] (101.325 [[Pascal (unit)|kPa]] or [[Bar (uni |align=left|= milligrams of pollutant per cubic meter of air at sea level atmospheric pressure and '''''T'''''

...pressure environment has a higher boiling point than when the liquid is at atmospheric pressure. In other words, as noted above, the boiling point of a liquid varies with ...oiling point''' (also called the '''atmospheric boiling point''' or the '''atmospheric pressure boiling point''') of a liquid is the special case in which the vapor pressu

...bout 1600 for measuring [[temperature]]; the [[barometer]] for measuring [[atmospheric pressure]] in 1643 by [[Evangelista Torricelli]] (1608-1647), Italian mathematician

...the elements|standard atomic weight]] of 107.8682 g/mol. At normal [[atmospheric pressure]] and typical room temperatures, silver is a hard, lustrous, malleable and

Aerospace and undersea medicine both deal with extremes of atmospheric pressure, but at different ends of the spectrum. This subspecialty gives extensive t

...and the mesosphere. The [[atmospheric pressure]] here is 1/1000th of the atmospheric pressure at sea level.

...0C.jpg/credit}}<br/>|}}Image 3: [[Dimethyl sulfoxide]] boils at 189 °C at atmospheric pressure. Under vacuum, it distills at 70 °C.]] ...llation|distillation]] of liquids performed at a [[pressure]] lower than [[atmospheric pressure]] to take advantage of the fact that reducing the pressure lowers the [[boi

...at 70C.jpg|right|190px|Image 3: [[Dimethyl sulfoxide]] boils at 189 °C at atmospheric pressure. Under vacuum, it distills at 70 °C.}} ...llation|distillation]] of liquids performed at a [[pressure]] lower than [[atmospheric pressure]] to take advantage of the fact that reducing the pressure lowers the [[boi

...from its [[Gas|gaseous]] to its [[liquid]] state at a [[pressure]] below [[atmospheric pressure]]. ...ressure of about 35 to 40 [[Pressure|mmHg]] which is far below the typical atmospheric pressure of 760 mmHg.

...99 792 458 m/s, the [[speed of light]]. For sound in air at 20 Celsius and atmospheric pressure, '''''c''''' = 343 m/s.

...case of a leak to the ambient atmosphere, the downstream pressure is the [[atmospheric pressure]]. ...d in cylinders or vessels at ambient temperatures and pressures well above atmospheric pressure. When such a liquified gas is released into the ambient atmosphere, the res

...case of a leak to the ambient atmosphere, the downstream pressure is the [[atmospheric pressure]]. ...d in cylinders or vessels at ambient temperatures and pressures well above atmospheric pressure. When such a liquified gas is released into the ambient atmosphere, the res

Since the [[atmospheric pressure]] decreases with altitude (see [[Earth's atmosphere]]), the volume of an ai

...ise, and below which the J-T expansion causes cooling. For most gases at [[atmospheric pressure]], the inversion temperature is fairly high (above [[room temperature]]), a

...ise, and below which the J-T expansion causes cooling. For most gases at [[atmospheric pressure]], the inversion temperature is fairly high (above [[room temperature]]), a

...lumn]] (called an ''atmospheric fractionator'') operating at essentially [[atmospheric pressure]] where the products of the cracking (gas, naphtha and fuel oil) are separa

...filtration. The pressure of the filtrate from the membrane is usually near atmospheric pressure. <ref name=Shuler1992/>

(760 mmHg = 1.000 [[Pressure|atm]] = typical [[atmospheric pressure]] at sea level)

...in the water or wastewater under pressure and then releasing the air at [[atmospheric pressure]] in a flotation vessel. The released air forms tiny bubbles which adhere t