[modeleng] Re: Alumin(i)um was RE: Re: O/T Disposable Propane bottles

Lye?????

Just checking..... But that's the OLD name for caustic soda isn't it????
<SMIRK>


Phill.

----- Original Message ----- 
From: "JESSE LIVINGSTON" <fernj1@xxxxxxxxxxxxx>
To: <modeleng@xxxxxxxxxxxxx>
Sent: Sunday, February 27, 2005 9:23 AM
Subject: [modeleng] Re: Alumin(i)um was RE: Re: O/T Disposable Propane
bottles


> Tim,
>
> I don't know if lead will alloy with ALUMINUM at low temps or not, prolly
> not, but I wouldn't want to eat something cooked in said pot after it was
> used to melt Plumbium.  Apparently ALUMINUM is pretty resistant to mild
> acids or all the soda pop cans would leak  shortly after filling.  Sodium
> Hydroxide will attack ALUMINUM as you pointed out and in the process
> liberates lots of hydrogen.  When I was a lad, we used to put ALUMINUM
> scraps in a soda pop bottle and pour in some concentrated lye solution.
If
> we stretched a balloon over the top of the bottle, it would shortly
acquire
> enough Hydrogen to allow it to float up into the wild blue yonder when
> sealed and removed.
>
> Fun, Fun Fun with chemistry which is way, way off topic and I apologize
> profusely and will try to do better in the future..
>
> Jesse
>
>
> MODEL ENGINEERING DISCUSSION LIST.
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>
>


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