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PGH_Pyro
11-12-2014, 07:24 PM
wow. quite a spectacle .


http://youtu.be/52kl1RtpAvA
NWPA
11-12-2014, 08:16 PM
Fantastic. Love the comets, one of my favorite fireworks.
displayfireworks1
11-13-2014, 11:36 AM
It looks like two oxidizers are being considered for environmentally friendly fireworks, sodium and potassium periodate (pronounced “per-eye-oh-date”).
I believe this video is periodate flash.

https://www.youtube.com/watch?v=MMwZdSI6m8Y
PGH_Pyro
11-13-2014, 07:37 PM
China has a huge problem with air pollution so this makes sense

http://www.nytimes.com/2014/11/13/world/asia/climate-change-china-xi-jinping-obama-apec.html?_r=0#climate-goals-pledged-by-china-and-us
AndrewAston
04-03-2015, 12:31 PM
Wow that's really cool, thanks for sharing!