
Neon is a gas. It is in the air. You cannot see it. You cannot smell it. But you can trap it in a tube. If you run electricity through the tube, the neon glows.
Photo Credit: Stefano Politi Markovina/Alamy Stock Photos
Did you know that Arizona has great food and many … read more
Do you know the story of the Titanic? This is … read more
December 10 is Jane Addams Day. Why was Jane Addams … read more
© 2025 McGraw-Hill Education. All Rights Reserved.