Class 2024 Science Group doing their Chemistry stuff!

[@zodd0001]

you are great !

[@dibby1979]

That's so cool!

[@chatzida]

Thank you! We had a great group of students this year!

[@马昕宇-f1w]

Cool!

[@RenukaSandamali-zn2po]

Amazing 🤓🤓🤓

[@chatzida]

Thank you!

[@ayaanali-uj7wh]

how long will the colour stay??

[@chatzida]

Usually from 10 to 30 seconds. The purple one faints faster because Rhodamine is not fully excited by Luminol.

[@konsunday9577]

Wow❤