A3_2 Can a Drinking Glass be filled with Water by a Human by exhaling into it?

Liam Gerard Davenport, Paul Michael Cullis, Emile Durant


The following discussion is a brief investigation into whether it is reasonable to expect a human breathing into a glass under normal conditions to be able to fill it with the water from his/her breath. It finds that using this process it takes more than a day to fill a glass and would not be possible without cooling the glass regularly.

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