alt Hacker News> Next up in the equation is surface emissivity which we’ve got a lot of experience in the automotive sector.
My car doesn't spend too much time driving in vacuum, does yours?
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MillionOClock • today at 12:51 AM
Let's just hope the person you are responding to isn't Elon Musk!
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Engine bays have a lot of design go into where to keep heat and where to get rid of it. You can look up thermal coatings and ceramics etc.