> Traditionally many of them have been baking soda.  Now I believe that
> most are another chemical that also decomposes to produce carbon dioxide
> or a mixture of it and baking soda.
>
> I carry a large plastic container of baking soda in addition to an
> extinguisher.  I got it cheaply in the pool supply section of a home
> center. (Sodium bicarbonate or sodium hydrogen carbonate, used to adjust
> pool pH.)
>
> Larry A.
>
>
> Ken Lewis wrote:
>
>> I was told the powder is basically baking soda. True or false?
>> Ken Lewis
>> 86 Transporter Crew Cab
>> 60 356 T-5 Porsche
>> http://neksiwel.20m.com/
>> Vanagon tech, pixs, O2 monitor gadget
>> ----- Original Message -----
>> From: "Edward Maglott" <emaglott@BUNCOMBE.MAIN.NC.US>
>> .....  I found that on that extinguisher you could actually unscrew the
>> valve off of
>>
>>> it and shake out the rest of the powder on the nearest burning
>>
>>
>> item,.......
>>
>
>