What makes fireworks red, white and every color in between?

(NEXSTAR) -- With July 4, and summer in general, upon us, it’s likely that you’re taking in a fireworks show or two. But have you ever wondered what makes the fireworks glow red, blue and nearly every color in between?If you were paying attention during high school science class, you may already know. The fireworks we see in the sky are created by the explosion of multiple small pellets of black powder, known as stars, once the powder has been ignited. Those stars can be arrange