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Posted by Ray on August 2, 2006, 7:37 am
Thanks Bill -- I'll try that.
> muriatic acid will do the trick.
> try it at about 5 percent solution first. let it soak for a few hours and
> see if the crusty stuff has softened. With a stronger solution, you can
> actually see the iron oxide fizzing, but don't get carried away with the
> solution strength. It eats away the substrate metal too, just more
> slowly.
> If the metal is zinc based like many old toy guns, you probably won't be
> able to salvage much.
>
> Bill
>
>
>> Digging a new flower bed in the back of our 82-year-old apartment
>> building, we found ourselves unearthing a very old small landfill with
>> all sorts of interesting items.
>>
>> Among them is what appears to be a toy pistol, or possibly even a real
>> pistol. But it is totally covered with heavy, heavy mud and rust.
>>
>> I boiled this in salt, then salt and vinegar, but nothing gets it off.
>>
>> Any ideas welcome.
>>
>
>
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