Chemical inspiration for a Saturday

Here is one of my favorite chemical demonstrations of all time. It is the old iodine clock reaction. What happens is that there is a chemical equillibrium that happens and the different species change colors. Eventually, the system runs out of energy and stops changing color.

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When I first started in the cosmetic industry, I always thought this would be a cool effect. Imagine having your product “blink” on the store shelves.

Unfortunately, it’s just not practical for a cosmetic product.

Here’s a good explanation of the chemical reactions that are happening.

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