floofloof@lemmy.ca to Technology@lemmy.worldEnglish · 4 天前Geologists doubt Earth has the amount of copper needed to develop the entire worldwww.earth.comexternal-linkmessage-square109fedilinkarrow-up1413arrow-down179
arrow-up1334arrow-down1external-linkGeologists doubt Earth has the amount of copper needed to develop the entire worldwww.earth.comfloofloof@lemmy.ca to Technology@lemmy.worldEnglish · 4 天前message-square109fedilink
minus-squarefrezik@midwest.sociallinkfedilinkEnglisharrow-up14·3 天前From old electrical connections that weren’t designed for the different rates of expansion of aluminum and copper. Today, most of them are.
From old electrical connections that weren’t designed for the different rates of expansion of aluminum and copper. Today, most of them are.