Respuestas al mensaje #28

Depends on the rocket but liquid oxygen and hydrogen is a common combination and is the source of the idea of a fuel station built on the moon...

The answer to that is very much yes, moon regolith is very fine and very sharp compared to sand on account that nothing is up there to cause any...

Problem with lunar regolith is its basically microscopic razorblades. Its very abrasive stuff and going to be a design challenge for material used...