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Close-up view of a bulb's filament
Close-up view of a bulb's filament
The filament is made of a metal with high melting point and it is wound into a double spiral
Grade 9
71 kB
mozaLink
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The filament is made of a metal with high melting point and it is wound into a double spiral
Grade 9
71 kB
mozaLink
/Weblink
