Turn a pencil into a light

Turn a pencil into a light

How to turn a pencil into a light You can create 20 minutes of bright light using the graphite from a regular pencil, wired to the positive and negative of your car battery. Basically, the graphite serves as a bright filament for your emergency light.

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How to turn a pencil into a light

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You can create 20 minutes of bright light using the graphite from a regular pencil, wired to the positive and negative of your car battery. Basically, the graphite serves as a bright filament for your emergency light.

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Average Grade A
Length 1:44
Views 6921
Format Flash
Curated 1 year ago by stephen
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fxman 1 week ago
great, the mind is our best good.
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