I wanted to do this for my neon-themed 18th birthday party, but I didn’t know where to get tonic water here. Awww, there’s always a next time anyway! :))
Here’s a really simple and fun experiment to do at home: make glowing jelly (or jello, American friends)! The method is really easy – you’re just making jelly – but you do need some kind of UV light source to see the effects.
It’s a very simple idea: you make jelly but use a 1:1 mixture of plain ol’ water and tonic water (e.g. Canada Dry). Tonic water contains quinine which is naturally fluorescent and so the resultant jelly will glow under a UV light. Here’s what I did:
- Boil 100ml of water and mix with the jelly so it all dissolves.
- Top up with cold water up to 300ml.
- Add 300ml of tonic water.
- Mix it up really well and put it in the fridge.
Quinine glows a blue-ish colour under UV light so I used green jelly to maximise the effect. I’m assuming that the jelly acts as a…
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