[CAUT] magnetized screwdriver

[Michelle Stranges]

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It's happened to me too before and I thought it had something to with  
with certain screws that I had used the screwdriver on.
Good question!

:)
On Jan 11, 2006, at 3:46 PM, Christopher Purdy wrote:

> This is a bit off topic but an interesting question about tools.  I  
> recently have found a couple of my screwdrivers had voluntarily  
> become magnetized somehow.  I couldn't figure out why but my  
> student says that dropping the tool can do it somehow.  He can't  
> defend his theory but says that either denting or the impact  
> realigns the polarity somehow.
>
> Is this true?  Can someone confirm or deny this and explain how in  
> terms a dummy like me can understand?
>
> If this is true, is it possible to de-magnetize something?  How  
> would you do it, drop it again?  How do you undrop something?
>
> Chris
>
>
> Christopher D. Purdy R.P.T.
> School of Music, Ohio University
> Rm. 311, Robt. Glidden Hall
> Athens, OH  45701
> Office (740) 593-1656
> Cell    (740) 590-3842
> fax      (740) 593-1429
> http://www.ohiou.edu/music


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