1. Carefully pour some milk in a dish so it just covers the bottom. 2. Gently add one or two drops of red, blue, and yellow food coloring to the same spot in the center of the milk. 3. Dip a cotton ...

One way they can do this is to use a process called chromatography. In the activity below, you can try chromatography to separate colors in a mixture of food coloring! Place a coffee filter on a tray ...

The prevalence of food coloring in Americans’ diets and their detrimental impact on our health has come into sharp focus since Robert F. Kennedy Jr. took the helm at the Department of Health and ...

Household bleach reacts with a solution of green food coloring to first oxidize the yellow component of the dye, leaving only the blue coloring. Eventually, the blue dye is also oxidized, and the ...