light bulbs

light bulbs

light bulbs

Series of light bulbs, one of which is on. Image light-bulbs-light-bulb-light-energy-1125016 by ColiN00B /and released as public domain on Pixabay. Thank you ColiN00B!


Many but not all of the images on this blog are under a Creative Commons License. If and only if the image above is under a Creative Commons license, you can find details for the different licenses at the Creative Commons. The most common licenses are Attribution CC-BY 2.0; 2.5; 3.0; and 4.0; and Attribution Share Alike CC-BY-SA 2.0; 2.5; 3.0; and 4.0;

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