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Old 11-18-2019, 11:14 AM   #57
RyanW
 
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Join Date: Sep 2004
Location: Southeast NC
Default Re: 25mm Payload Rifle [Ultratech]

Quote:
Originally Posted by Varyon View Post
I've always assumed ETC uses solid propellant, and ETK uses liquid (basically being ETC+LP).
Since the energy is provided externally, they can use whatever material has suitable thermal properties. I've always assumed it was something like the ablative plastic used in laser-pumped rockets.
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