The following is an excerpt from Aetherial Engineering: A Tutorial by Kerakis Folde for the Excalan Univserity curriculum regarding Aether Compression mechanics. The text and all relevant licenses can be purchased for 19000 Ixa from specialised bookstores.
Aether as a flammable fuel source only exists, in part, thanks to the donated magical conversion genetics that Aetherial Engineers have infused into converter elements for such engines. Even then, for many previous iterations of the technology, a mix of liquid Aether and diesel would be used in such engines to increase its reliability and combustibility. The Aether, by diluting diesel, in turn would save on costs that are inherent with what are recently being dubbed 'fossil fuels'.
However, as of the publishing of this book, roughly fifteen years ago, a major discovery was made in the field of Aetherial Engineering, that being the concept of decompressing a physical form of Aether.
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Although magic capable of converting pure Aether into physical forms such as solid, liquid and gas had existed, reversing that conversion was a purely natural one, understood to take the better part of a year to do so. However through artificial means, the ability to decompress Aether past an atomic state itself into its purest form has become capable, and Compression Engines make full use of this concept.
By taking Aether of solid, liquid or gas form, and decompressing it into it's original state, which is understood to be theoretically much more voluminous than any other known state of matter, the Compression Engines are able to funnel this outward force through a specific direction, creating physical thrust before the Aether dissipates completely, into what we can only assume is beyond the physical realm.
By understanding this technology and developing it further, it has permeated various aspects of Geverdian life, from manufacturing to military. This next chapter will cover and focus on the greater aspects of Compression and Decompression technology, as well as how to apply them in real world settings and use cases.