majestic guy@lemmy.world to Lemmy Shitpost@lemmy.worldEnglish · 11 天前Durian supremacylemmy.worldimagemessage-square42fedilinkarrow-up1272arrow-down129cross-posted to: science_memes@mander.xyz
arrow-up1243arrow-down1imageDurian supremacylemmy.worldmajestic guy@lemmy.world to Lemmy Shitpost@lemmy.worldEnglish · 11 天前message-square42fedilinkcross-posted to: science_memes@mander.xyz
minus-squareAgent641@lemmy.worldlinkfedilinkarrow-up4·11 天前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.
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.