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Thread: Have you seen this??!!

  1. 07-09-2004, 05:59 PM #51
    WildKard
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    I am going to buy some pencil lead and a battery tomorrow...this sounds like fun I really dont have much better things to do on a saturday
    Let the OC'ing begin!
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  2. 07-09-2004, 06:11 PM #52
    DaveX
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    We did a demonstration of this in AP Chemistry...we didn't strip away the wood on the pencil though. We ran the current through and the wood burst into flames, leaving the lead glowing bright orange/red.
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  3. 07-09-2004, 06:50 PM #53
    STEvil
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    lol

    Wire a pair of 9v in series for 18v and see what happens

    All along the watchtower the watchmen watch the eternal return.
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  4. 07-09-2004, 07:00 PM #54
    aoc007
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    Originally posted by STEvil
    lol

    Wire a pair of 9v in series for 18v and see what happens
    lol that ones always great.
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  5. 07-09-2004, 07:01 PM #55
    craig588
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    Lets build an arc welder using batteries!
    For those of you about to post:
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  6. 07-09-2004, 07:18 PM #56
    slavik
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    craig ... ROFLMAO!!! time to go find a pencil ... I got 4 1.5 D type batteries in series (batt holder) will that work?
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  7. 07-10-2004, 08:23 PM #57
    JSU
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    I dunno if D's will work but 9v in series are realy fun
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  8. 07-11-2004, 12:29 AM #58
    STEvil
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    if you get enough in series it will work, even if you can make up for voltage with amperage you're goo to go

    All along the watchtower the watchmen watch the eternal return.
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  9. 07-11-2004, 07:08 AM #59
    slavik
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    I can't find the batteries now ...

    with the thing actually get hot? I set it up on a steel case I have ...
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  10. 07-11-2004, 06:38 PM #60
    JSU
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    yes it will get hot.... you should use aligator clips though and you can hold onto those
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  11. 07-11-2004, 08:45 PM #61
    STEvil
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    I wired 3 9v in series.. burned my finger in a hurry!

    All along the watchtower the watchmen watch the eternal return.
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  12. 07-12-2004, 05:58 AM #62
    DriveEuro
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    You guys see this on TV commercials now?
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  13. 07-15-2004, 06:21 AM #63
    autoexec
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    how long does it take to heat up?
    is it dc only?
    or will a double side sharpened pencil ignite nicely from ac supply
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  14. 07-15-2004, 08:12 AM #64
    JSU
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    it should get hot amost instantly and i wouldnt try it with a/c
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