July 4 Chemistry

@Randy Holmes-Farley

This was interesting, and I learned something about DIY fireworks 🙃

I'd appreciate it if you could do more chem related puzzles like this in the future 🙂
 
I hope folks had a happy fourth!

I defer to the opinions from folks who make fireworks and suggested they use a number of different chemicals to do it, but the answer I was intending was calcium! It gives an orange color.


https://www.redapplefireworks.com/blogs/we-love-fireworks/how-do-fireworks-get-their-color
I still have quite a few powdered chemicals left over. Some not safe. It’s remarkably easy to order pyrotechnic chemicals online without the faintest issue. Stuff like potassium perchlorate and other strong oxidizers. 2-3 micron aluminum… The stuff that makes the loud booms you hear in salute shells.
 

IF YOU HAD TO OPERATE EVERYTHING ELSE MANUALLY, WHICH AUTOMATED SYSTEM WOULD YOU KEEP?

  • Auto top-off

    Votes: 54 58.7%
  • Automated dosing

    Votes: 6 6.5%
  • Mechanical filtration / roller filter

    Votes: 4 4.3%
  • Automated water testing

    Votes: 3 3.3%
  • Automatic feeding

    Votes: 1 1.1%
  • Lighting schedule

    Votes: 16 17.4%
  • Controller and remote monitoring

    Votes: 3 3.3%
  • Leak detection and emergency shutoff

    Votes: 1 1.1%
  • Automatic water changes

    Votes: 3 3.3%
  • None. I prefer to operate everything manually

    Votes: 0 0.0%
  • Something else (explain in the comments)

    Votes: 1 1.1%
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