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Energieeinsparung Bilder ❘ Science Photo Library
13736018 - James Joule, British physicist
13376832 - Hammer, illustration
13368439 - Replacement of a window and energy efficiency label
13355599 - Energy saving light bulb, X-ray
13736067 - James Joule, British physicist
13378115 - Seven forms of energy, illustration
13376833 - Lamp, illustration
13356751 - Energy saving light bulb, X-ray
13951094 - Pink footed geese in flight
13472525 - LED lamp
13368491 - Energy label and radiator
13225336 - Energy saving light bulb, illustration
13498677 - Golf club hitting ball
13376837 - Energy transfer, illustration
13368495 - Energy label and wood stove in a store
13368493 - Energy label and radiator
13368492 - Energy label and radiator
12948560 - Joule's heat-equivalence experiment, 1840s
13498035 - Sensor
12949809 - Power strip
13272538 - Newtonian Earth, conceptual illustration
13378116 - Seven forms of energy, illustration
12947393 - Renewable electricity policy in the USA, illustration
13376834 - Food mixer, illustration
13355598 - Energy saving light bulb, X-ray
12553639 - Newton's cradle with his 'Principia', illustration
13497098 - Heat pump
13444326 - Light refraction with biconvex lens
13356750 - Energy saving light bulb, X-ray
13502602 - William Robert Grove, incandescent lamp, 1840
13355597 - Energy saving light bulb, X-ray
13376831 - Car, illustration
13356749 - Energy saving light bulb, X-ray
13586606 - Solar energy, conceptual illustration
13376835 - Energy conversion, illustration
13471292 - Energy saving lightbulb
12947389 - Energy conservation diagram
12944058 - Woman riding bike with recycling symbol, illustration
13586605 - Solar energy, conceptual illustration
13368438 - Replacement of a window and energy efficiency label
12949810 - Power strip
13497651 - Light bulb
13376836 - Energy transfer, illustration
13368494 - Energy label and radiator
12632459 - Energy Efficient LED Light, X-ray
12941542 - Inspiration, conceptual illustration
12970953 - LED light, close-up
12375864 - Wood chip boiler, Scotland, UK
12445161 - Solar Array, Greece
12330271 - Woman adjusting a thermostatic radiator valve
12394680 - Solar Array in Greece
12390689 - Woman adjusting a thermostatic radiator valve
12375861 - Wood chip boiler, Scotland, UK
12944443 - Woman turning on switches to up electric brain, illustration
12632458 - Energy Efficient LED Light, X-ray
12394717 - Solar Array in Greece
12392488 - Green house and key
12332033 - Woman adjusting radiator valve
12394715 - Photovoltaic solar array, Greece
12944919 - Environmentally friendly lifestyle, illustration
12375842 - Wood chip boiler, Scotland, UK
12946260 - Skyscrapers forming green leaf, illustration
12385439 - Woman adjusting a thermostatic radiator valve
12330274 - Woman checking her heat consumption
12630962 - Trebuchet Launching a Ball, Stroboscopic Image
12375860 - Wood chip boiler, Scotland, UK
12332034 - Woman adjusting radiator valve
12330285 - Woman adjusting a thermostatic radiator valve
12375862 - Wood chip boiler, Scotland, UK
12330270 - Woman adjusting a thermostatic radiator valve
13246752 - LEDs, close-up
12395641 - Saving energy
12386093 - Woman adjusting a thermostatic radiator valve
12283369 - Woman changing bulb
12941546 - Electricity, conceptual illustration
12632460 - Energy Efficient LED Light, X-ray
12398732 - Wind turbine, illustration
12375843 - Wood chip boiler, Scotland, UK
12284522 - Woman using energy saving bulb
12445143 - Solar Array, Greece
12333652 - Light bulb
11702741 - Energy-saving light bulbs,X-ray
12946257 - Thermostat dial, illustration
12944927 - Environmental conservation, illustration
12942527 - Smoke stacks spewing pollution, illustration
12632457 - Energy Efficient LED Light, X-ray
12288507 - Woman adjusting a thermostatic valve
12284520 - Woman using energy saving bulb
11699803 - LED light
12395639 - Saving energy
12394707 - Solar Array in Greece
12385452 - Woman adjusting a thermostatic radiator valve
12285507 - Thermal camera
11726834 - Light refraction with prism
12288508 - Woman adjusting a thermostatic valve
12285505 - Thermal camera
12284411 - Light bulb
12302706 - Woman using a power strip
11731248 - CFL light bulb efficiency,illustration
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