Concept
Version 8
Created by Boundless
Solid to Gas Phase Transition
![Phase Diagram of a Pure Substance](../../../../../../../../../figures.boundless-cdn.com/30093/full/phase_diagram_for_pure_substance.jpg)
Phase Diagram of a Pure Substance
Notice the triple point of the substance. At temperatures and pressures below those of the triple point, a phase change between the solid and gas phases can take place.
Source
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"Phase diagram for Pure Substance."
https://commons.wikimedia.org/wiki/File:Phase_diagram_for_pure_substance.JPG
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