This case study features a summary of the history of artificial dye. In this lesson, students learn how artificial dye was accidentally discovered and subsequently used in new applications. They examine indicators as a way to test pH levels and also learn how acids and bases are used in dying fabrics. This lesson can be followed with lessons about chemical reactions. A materials list, teacher notes, teacher background information, safety notes, standards, assessment, resources, and references are provided. This book selection also includes the Table of Contents, About the Authors, Acknowledgments, Introduction, Appendix, Image Credits, and Index.