cosmOS@lemmy.zip to Showerthoughts@lemmy.world · 30 days agoMy apartment building gives me free water but I pay for electricity. What if I run the faucet nonstop and rig up a hydro turbine in my bathtub to generate my power from it?message-squaremessage-square70linkfedilinkarrow-up1369arrow-down119
arrow-up1350arrow-down1message-squareMy apartment building gives me free water but I pay for electricity. What if I run the faucet nonstop and rig up a hydro turbine in my bathtub to generate my power from it?cosmOS@lemmy.zip to Showerthoughts@lemmy.world · 30 days agomessage-square70linkfedilink
minus-squareBrkdncr@lemmy.worldlinkfedilinkarrow-up2·30 days agoEvaporative air coolers only need enough power to run the fan.
Evaporative air coolers only need enough power to run the fan.