HydroFlex on Twitter: "How will our #electricity system look like in 2050? @NTNU's Waterpower Laboratory and @H2020HydroFlex are represented at the #BigChallenge Science Festival in Trondheim with the "Electric Future" installation. @eptntnu
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International Workers' Day demonstration during the first of May, the International Workers' Day, Sunday, May 1, 2022 in Linköping, Sweden Stock Photo - Alamy
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2023 1 oz British Silver Britannia Coin (King Charles III) by the Royal Mint Brilliant Uncirculated with Certificate of Authenticity £2 BU at Amazon's Collectible Coins Store
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