How to Make Solar Water Heater 100°C Using Parabolic Trough
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Heat 3000 liters water everyday Without Gas and Electricity . #invention
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Linear Parabolic Solar Reflectors: A Practical Experiment for Students
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Cocina solar con Antena y Latas de Aluminio
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Cocina SOLAR Parabólica Logra FUNDIR METAL
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I make solar generator from a mirror pan wok
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New Parabolic Trough
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¡Ya no necesitas aire acondicionado!
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