Three examples of chemiluminescence

Answer 1

Glows sticks are a common type of chemiluminescent. When the glass vial of hydrogen peroxide reacts with the phenyl oxalate ester (oxidizing it), a glow is produced; the color based on the fluorescent dye also in the stick. Another example is luminol, which is used in crime scene investigation do detect blood (the chemical reacts with iron in the hemoglobin). In nature, the glow from fireflies is another example of chemiluminescence.

Answer 2

a glow stick

luminol that makes blood glow in the dark

Answer 3

A firefly is a luminescent insect.