Tantalum-filament lamp, a sample of the element Tantalum in the Periodic Table
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A filament is bright but not other wires of an electric bulb when an electric current passes through it. Why? - Quora
Philips 60-Watt Equivalent ST19 Spiral Filament Glass Dimmable E26 Vintage Edison LED Light Bulb Bright White 3000K (1-Pack) 565820 - The Home Depot
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Tantalum filament bulb, ca. 1904 - Maine Memory Network
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Design Classics Vintage Edison Carbon Filament Light Bulb - 60-Watts 2400K - Incandescent - Amazon.com
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Osram light bulb with tungsten element and bayonet fitting | Science Museum Group Collection
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E26 T45 Vintage Edison Bulb 25W Antique Style Light Bulb 4 Pack Amber Glass Square Spiral Filament Tungsten Bulb for Home Light Fixtures Decorative Night Light, 2200K Warm White, Dimmable, AC110V -
Globe Electric 60 Watt G30 Dimmable Cage Filament Vintage Edison Incandescent Light Bulb, Warm Candle Light 01320 - The Home Depot
40W T12 E26 Dimmable Filament Amber Glass Vintage Edison Incandescent
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