Inasmuch as the nitrogen of liquid air evaporates first, and leaves nearly pure liquid oxygen, it may also be employed as a means for producing and applying oxygen. Edward W. Byrn.十九世纪发明进展.
Then, if the pressure is reduced, a second transformation occurs, and the liquid evaporates or returns to its original form as a gas. 伯莎M.克拉克.科学通论.
This is a solution of pyroxilin in ether and alcohol, which rapidly evaporates and leaves a thin film adhering to the glass. Edward W. Byrn.十九世纪发明进展.
In summer water evaporates, heat is taken from the air, and consequently the warm weather is less intense. 伯莎M.克拉克.科学通论.
As the lighter nitrogen evaporates, the heavier oxygen sinks in drops through the water. Edward W. Byrn.十九世纪发明进展.
When the liquid air is allowed to warm up a little, the nitrogen gas evaporates, while the oxygen remains behind in the liquid. 佚名.神奇的知识之书.
Liquid air evaporates very rapidly, and produces the intense cold of 312° below zero. Edward W. Byrn.十九世纪发明进展.