light from pencil lead
Uploader Comments (260830107)
Top Comments
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@BlueRaptorTiger just like a regular ligth bulb eh? did you know that when Thomas Edison invented the light bulb, he has a way to make it last forever? But then he thought twice and figured that he won't make much money if no one ever changes their light bulbs.
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@CarnalDiafragma cool story :D
All Comments (118)
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Gee,people really need to read up on history...what do you think Edison used?
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put it in a vaccum then itll last ages or better yet replace the ambient gasses with aargon and i think nitrogen might work aswell
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0:25 backfire :P
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@260830107 Nope, but I shorted it out on the desk which blue a hole hrew the steel tubing :) But then the teacher took my battery.
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that's good look
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i did this with 32a and it exploded
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what kinda battery you need??
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how should i charge it with power????
It's all fun and games till you burn your finger on it
TimpBizkit 1 month ago
@TimpBizkit "Told you not to touch that darn thing" -TF2 Engineer
260830107 1 month ago 11
i was bored one day in ap chem and I had my bike light battery I made with me, so I did this. It was a 10a/h 12v battery.
ilikepie9519 4 months ago
@ilikepie9519 did u burn anything?
260830107 4 months ago
dude how many volts do you require???? please tell me
tridentvii 4 months ago
@tridentvii 12 volts should be enough, if not then try 24v
260830107 4 months ago