• In a 400 ml beaker, pour 10 ml of a 30% oxygenated water solution.
• Add a dye of your choice: erythrosine (pink), fluorescein (yellow), diamond green (purple), methylene blue (blue)…
• Then, add the tip of a scoopula of potassium permanganate into the beaker.

CAUTION : 30% oxygenated water must be manipulated wearing gloves and safety goggles. Besides, the reaction he have here is highly exothermic.

© minc.f.