Dickey_Butts [none/use name]@hexbear.net to diy@hexbear.netEnglish · 3 months agoDIY Sand Battery Space Heaterwww.youtube.comexternal-linkmessage-square21fedilinkarrow-up125arrow-down10
arrow-up125arrow-down1external-linkDIY Sand Battery Space Heaterwww.youtube.comDickey_Butts [none/use name]@hexbear.net to diy@hexbear.netEnglish · 3 months agomessage-square21fedilink
minus-squaresupafuzz [comrade/them]@hexbear.netlinkfedilinkEnglisharrow-up1·3 months agoProbably a Stirling generator
Probably a Stirling generator