🌑 МОЩНЫЙ СОЛНЕЧНЫЙ КОНЦЕНТРАТОР 2000°С из большой спутниковой тарелки Игорь Белецкий
Моя новая игрушка, самодельный солнечный концентратор. Легко плавит и режет любой металл. Халявная энергия!!! Parabolic Mirror Concentrator.
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