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The Graphite Used in Pencils has Amazing Properties ️ Inside The Factory | Smithsonian Channel

4,648 بازدیدها· 10/22/23
Smithsonian Channel
Smithsonian Channel
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1,606
که در Discovery

Graphite is a unique element with special qualities beyond its use in pencils. It’s a fantastic conductor of electricity, as well as extremely heat resistant, withstanding temperatures of...

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