![Why an electric bulb needs to be vacuumed? Can we light up a bulb in the space without enclosing in the glass bulb? Why an electric bulb needs to be vacuumed? Can we light up a bulb in the space without enclosing in the glass bulb?](https://www.physlink.com/education/askexperts/Images/ae405b.jpg)
Why an electric bulb needs to be vacuumed? Can we light up a bulb in the space without enclosing in the glass bulb?
![Design Classics Vintage Edison Carbon Filament Light Bulb - 60-Watts 2400K - Incandescent - - Amazon.com Design Classics Vintage Edison Carbon Filament Light Bulb - 60-Watts 2400K - Incandescent - - Amazon.com](https://m.media-amazon.com/images/I/41AhT7MrHxL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFIVE%2CBottomLeft%2C360%2C-6_SR600%2C315_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Design Classics Vintage Edison Carbon Filament Light Bulb - 60-Watts 2400K - Incandescent - - Amazon.com
![SOLVED: An incandescent light bulb uses length of thin tungsten wire aS the filament (the pan of the operating bulb that produces light). Incandescent Lightbulb Filament One particular light bulb has 0.22-meter SOLVED: An incandescent light bulb uses length of thin tungsten wire aS the filament (the pan of the operating bulb that produces light). Incandescent Lightbulb Filament One particular light bulb has 0.22-meter](https://cdn.numerade.com/ask_images/4d1873a4b64140bdb1e3490a15bf0b4b.jpg)
SOLVED: An incandescent light bulb uses length of thin tungsten wire aS the filament (the pan of the operating bulb that produces light). Incandescent Lightbulb Filament One particular light bulb has 0.22-meter
![G45 LED Globe Light Bulb 4W B22 Soft Filament Light Bulb G14/G45 Vintage Bayonet Lamp Household Light Bulb for Ceiling Fan, Chandelier, 2700K Warm White, Not Dimmable, AC110V, Clear Glass, Pack of G45 LED Globe Light Bulb 4W B22 Soft Filament Light Bulb G14/G45 Vintage Bayonet Lamp Household Light Bulb for Ceiling Fan, Chandelier, 2700K Warm White, Not Dimmable, AC110V, Clear Glass, Pack of](https://m.media-amazon.com/images/I/614ogM00ZvL.jpg)
G45 LED Globe Light Bulb 4W B22 Soft Filament Light Bulb G14/G45 Vintage Bayonet Lamp Household Light Bulb for Ceiling Fan, Chandelier, 2700K Warm White, Not Dimmable, AC110V, Clear Glass, Pack of
![How light bulb is made - material, manufacture, history, used, parts, components, structure, industry, machine How light bulb is made - material, manufacture, history, used, parts, components, structure, industry, machine](http://www.madehow.com/images/hpm_0000_0001_0_img0117.jpg)