Images Vidéos

Proportion Vidéos ❘ Science Photo Library

Incandescent light bulb efficiency
11942575 - Incandescent light bulb efficiency
CFL light bulb efficiency
11942574 - CFL light bulb efficiency
Energy efficiency of solar panels
11942576 - Energy efficiency of solar panels
LED light bulb efficiency
11942570 - LED light bulb efficiency
Composition of air
11942118 - Composition of air
Wind turbine efficiency
11942579 - Wind turbine efficiency
Energy efficiency of solar panels
11942580 - Energy efficiency of solar panels
Wind turbine efficiency
11942578 - Wind turbine efficiency
Leonardo da Vinci and his notes
11926728 - Leonardo da Vinci and his notes
CFL light bulb efficiency
11942573 - CFL light bulb efficiency
Incandescent light bulb efficiency
11942577 - Incandescent light bulb efficiency
LED light bulb efficiency
11942581 - LED light bulb efficiency
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