A toaster - Electrical → thermal → chemical, Person running and eating a snack first! - Chemical → Mechanical, Candle Burning - Chemical → Thermal and Light , A flashlight - Chemical → Electrical → Light, Nuclear Power Plant - Nuclear → Electrical , Tree Growing Fruit - Electromagnetic → Chemical , Solar Calculator - Light → Electrical , Ceiling Fan - Electrical → Mechanical , Lamp - Electrical → Light and Thermal , Windmill / Wind Turbine - Mechanical → Electrical , Laptop - Chemical → Electrical → Light, Sound, Heat , Manual Pencil Sharpener - Mechanical → Mechanical,

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