majestic guy@lemmy.world to Lemmy Shitpost@lemmy.worldEnglish · 26 days agoDurian supremacylemmy.worldimagemessage-square40fedilinkarrow-up1282
arrow-up1282imageDurian supremacylemmy.worldmajestic guy@lemmy.world to Lemmy Shitpost@lemmy.worldEnglish · 26 days agomessage-square40fedilink
minus-squareAgent641@lemmy.worldlinkfedilinkarrow-up4·26 days agoBurnt wood is an amazing insulator. IIRC the Soviets used wooden heat shields on some reentry capsules because that material outperformes any synthetic yet known as an ablative heat shield.
Burnt wood is an amazing insulator. IIRC the Soviets used wooden heat shields on some reentry capsules because that material outperformes any synthetic yet known as an ablative heat shield.