Environmental Engineering Reference
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it releases a lot of latent heat; cold air is able to hold far less moisture, so the heat
production during condensation is
Figure 4.3 The effect of condensation on the rate of cooling
of an air parcel. It is assumed that the parcel starts slightly
warmer, owing to localized heating.
Plate 4.2 Convectional cloud building towards the
tropopause over the Isles of Scilly. The summit of the cloud is
more fibrous, indicating that the cloud droplets have frozen.
Photo: Peter Smithson.
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