Uncovering the Mystery of Color Change on Coated Whiteboard Paper – Reasons and Countermeasures for Yellowing Phenomenon Introduction: In modern office and teaching, coated whiteboard paper is widely used due to its clean white surface, good handwriting, and easy wiping characteristics. However, over time, these originally snow-white papers may exhibit a yellow hue, known as the phenomenon of “yellowing back”. This article will delve into the root cause of this…