hpdj692c...salvage or burial?

Chris Aitken aitken-BwLjziHGQLusTnJN9+BGXg at public.gmane.org
Tue May 18 15:21:16 UTC 2004


Andy Jack wrote:

>On Mon, May 17, 2004 at 02:36:43PM -0400, Chris Aitken wrote:
>  
>
>>Ron Scott wrote:
>>    
>>
>>>For cleaning contacts I would suggest using isopropyl
>>>alcohol, 91% or 99 %, NOT 76%. 
>>>      
>>>
>>OK, I found the 118 proof alcohol.
>>    
>>
>
>Ach! Stop!  1 proof = 0.5% v/v, afaik.  Therefore that's 59% isopropyl
>alcohol you've got there and then it's got too much water in it.  If
>you're looking for 91% or 99% i.p.a. then you should want 182 or 198
>proof, respectively.  It's a little strange to be buying an
>alcohol-based product that's purposed for external use only described in
>"proof" instead of "percentage" so you might want to check labels very
>carefully before putting them on the delicate parts of a print
>cartridge... e.g. check to make sure there isn't anything like
>medication, scents, or colours added to your i.p.a.
>  
>
Sorry, I was having a little fun calling it 'proof' instead of 
percentage alcohol. Add to that some slopppy math and I wasted your 
time. It's 99%. That's 198 proof if you're drinking it.

: )

Chris

>Andy
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>
>  
>


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