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The FSW-0 recoverable satellite used wood as its heat-shield (en.wikipedia.org)
submitted 9 months ago by to c/todayilearned@lemmy.ml
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A novel feature of the spacecraft's re-entry module was the use of impregnated oak, a natural material, as the ablative material for its heat shield.

(year: 1974)

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[–] 3 points 9 months ago

Pineapple skin is also quite wild: https://twistedsifter.com/2024/09/pineapple-skin-can-withstand-heat-over-1000-degrees-celsius/

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