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Dan wrote:
> John T wrote:
>> Thats kinda reminds me how I disposed of some old gunpowder. Dumped it
>> in the outdoor fireplace and touched it off. The flame built up
>> slowly, but it eventually had a flame about 10' high the diameter of
>> the pile of powder. Very impressive, but too expensive to repeat! :)
>>
>> John
>>
>
> That's smokeless powder, try it with black powder :) Here's an
> experiment: put a tablespoonful of black powder in an ash tray. Touch it
> off with a blowtorch held at arm's length. The powder will burn fast
> enough to extinguish the blowtorch.
>
> Dan, U.S. Air Force, retired
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