Basic Electronics - Incandescent light bulbs consist of an air-tight glass enclosure (the envelope, or bulb) with a filament of tungsten wire inside the bulb, through which an electric current is passed.
![hand drawn doodle head an bulb inside with electric wire illustration in continuous line drawing 7070889 Vector Art at Vecteezy hand drawn doodle head an bulb inside with electric wire illustration in continuous line drawing 7070889 Vector Art at Vecteezy](https://static.vecteezy.com/system/resources/previews/007/070/889/original/hand-drawn-doodle-head-an-bulb-inside-with-electric-wire-illustration-in-continuous-line-drawing-vector.jpg)
hand drawn doodle head an bulb inside with electric wire illustration in continuous line drawing 7070889 Vector Art at Vecteezy
![Vintage Light Bulbs Orange Tungsten Wire Interior Decoration Inspiration Retro Furniture Stock Photo - Alamy Vintage Light Bulbs Orange Tungsten Wire Interior Decoration Inspiration Retro Furniture Stock Photo - Alamy](https://c8.alamy.com/comp/KN6M6G/vintage-light-bulbs-orange-tungsten-wire-interior-decoration-inspiration-KN6M6G.jpg)
Vintage Light Bulbs Orange Tungsten Wire Interior Decoration Inspiration Retro Furniture Stock Photo - Alamy
![Shining light bulb with a word Idea from the metal wire inside. Orange background. Consept cartoon flat-style illustration Stock Vector | Adobe Stock Shining light bulb with a word Idea from the metal wire inside. Orange background. Consept cartoon flat-style illustration Stock Vector | Adobe Stock](https://as1.ftcdn.net/v2/jpg/01/18/88/30/1000_F_118883044_HCYLybfxF3jAA0jcWMzSR3urHDwlBwlI.jpg)
Shining light bulb with a word Idea from the metal wire inside. Orange background. Consept cartoon flat-style illustration Stock Vector | Adobe Stock
![Glass Bulb with Orange Hot Wire and Smoke Inside Stock Image - Image of full, imagination: 104428307 Glass Bulb with Orange Hot Wire and Smoke Inside Stock Image - Image of full, imagination: 104428307](https://thumbs.dreamstime.com/z/glass-bulb-orange-hot-wire-smoke-inside-vertical-photo-dark-background-switched-few-moments-burning-104428307.jpg)
Glass Bulb with Orange Hot Wire and Smoke Inside Stock Image - Image of full, imagination: 104428307
![What is a bulb? A bulb is a glass container with a wire filament inside. It converts electricity into light and heat, which is why it is mostly called a light bulb. What is a bulb? A bulb is a glass container with a wire filament inside. It converts electricity into light and heat, which is why it is mostly called a light bulb.](https://www.curriculumvisions.com/search/B/bulbElectric/bulbElectric-shutterstock_111547856.jpg)
What is a bulb? A bulb is a glass container with a wire filament inside. It converts electricity into light and heat, which is why it is mostly called a light bulb.
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Christmas Decoration Full Color Inside Copper Wire Bulb LED Lamp - China LED Bulb, LED Lighting | Made-in-China.com
![Will the Bulb Light Up: A Closer Look at the Arrangement of Wires in a Bulb - Primary School Science Tuition - The Smart Student Will the Bulb Light Up: A Closer Look at the Arrangement of Wires in a Bulb - Primary School Science Tuition - The Smart Student](https://thepiquelab.com/blog/wp-content/uploads/2017/09/Screenshot-2017-09-17-12.54.25-1024x547.png)