Glow-sticks sentence example

Luminescence is a process of giving off light without obtaining or generating heat. This can be caused by chemical or biochemical reactions, activity of subatomic particles, radiation or stress on a crystal.

Descriptive poetry, unlike narrative poetry, is known not necessarily for telling a story but for its deep depiction of a person, animal or inanimate object. The feelings the poet has about this object are secondary to the description of the subject, so they don't get in the way of the visual imagery. Peruse an assorted array of descriptive poem examples.