[SML] Fireworks basics

[Dave Vick]

On Tue, Jul 3, 2018 at 4:14 PM, Bill Nelson via Stagecraft
<stagecraft at theatrical.net> wrote:

>> <https://www.designnews.com/materials-assembly/9-things-you-probably-don-t-know-about-fireworks/>
>
> Interesting, but riddled with errors.


"A lifting charge of black powder explodes in the pipe and pushes the
shell outward at great speed."

Yeah, no... Black powder does *not* explode; it deflagrates (i.e. it
burns very, very, very, very, very, very fast).

-- 
Dave Vick
IATSE #274, Michigan
ETCP Double-Certified Rigger #427
517-749-3859