Swedish SolTechEnergy designs solar glass tiles

SolTechEnergy of Sweden has designed a new type of environmentally-friendly solar glass tile made of glass and clay, which is the same weight as common tiles. Interestingly, this glass tile itself cannot be used for energy saving and environmental protection. It also needs to be Underneath it is covered with a layer of black canvas, and sunlight shines through the glass tiles onto the canvas to generate heat.

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