You are viewing a single comment's thread from:RE: Today's knowledge #81 : The Hoover Dam could become the world's largest hydro batteryView the full contextjoeparys (73)in #dmania • 6 years ago You got a 5.14% upvote from @joeparys! Thank you for your support of our services. To continue your support, please follow and delegate Steem power to @joeparys for daily steem and steem dollar payouts!