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#126 2019-04-01 19:57:48

Registered: 2018-04-27
Posts: 1,637

Re: Airplanes on Mars

for SpaceNut #125

Magnesium strips the oxygen away from the carbon, leaving carbon behind.  The text said the engine is being (has been?) redesigned to avoid coating the turbine blades with carbon. 


Based on these data sources, scientists think that the most abundant chemical elements in the Martian crust, besides silicon and oxygen, are iron, magnesium, aluminum, calcium, and potassium. These elements are major components of the minerals comprising igneous rocks

The exhaust from an engine running on magnesium would (I would think) be on the sooty side.  The carbon would exhaust as soot, and magnesium oxide would (presumably) float for some time in the atmosphere as a fine powder. 

To my surprise, magnesium oxide is used on Earth for medical purposes: … dition.htm

Magnesium oxide is an over-the-counter mineral effective as treatment for

The article also reports that magnesium is needed for normal human health.



#127 2019-04-02 20:23:13

Registered: 2015-01-02
Posts: 3,109

Re: Airplanes on Mars


Thanks for the interesting find.  I learned something new today.  I'm going to read more about that.


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