2018-12-19

[public] 487K views, 23.5K likes, 123 dislikes audio only

NileRed

In this video, I'll be recreating the popular demonstration called the Chemical Traffic Light Reaction.

Note: I made a mistake in the video. I said the carbonate solution would have a pH around 8-9, but it would actually be closer to 11-12. I was thinking of sodium bicarbonate when I said that.

References:

• Blue bottle demo: /youtube/video/6sJbNRSCoMA

• Indigo Carmine prep: /youtube/video/jBZ8ly4erzs

• Belousov-Zhabotinsky: /youtube/video/LL3kVtc-4vY

• Briggs-Rauscher: /youtube/video/SCoLMfplVWs

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Nile talks about lab safety: https://youtu.be/ftACSEJ6DZA

Music in credits (Walker by SORRYSINES): https://soundcloud.com/sorrysines/walker