A Toaster - Electrical → Thermal, Person Running - Chemical → Mechanical, Candle Burning - Chemical → Thermal + Light , A Flashlight - Chemical → Light , Nuclear Power Plant - Nuclear → Electrical , Tree Growing Fruit - Light → Chemical , Solar Calculator - Light → Electrical , Fan - Electrical → Mechanical , Lamp - Electrical → Light + Thermal, Hydroelectric Plant - Mechanical → Electrical , Laptop - Chemical → Electrical + Light , Pencil Sharpener - Electrical → Mechanical + Sound,

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