What makes a fluorescent highlighter marker so bright?

Grip zone for comfort and control Chisel tip for broad line highlighting or fine line underlining Super bright fluorescent inks Bright liner Grip XL,

BIC Brite Liner Grip XL Highlighter, Assorted, Chisel Tip, 4-pack

What are the differences in how pencil erasers and pen erasers work? - Quora

Chemistry

Challenge Industries Ltd. :: Office Supplies :: Writing & Correction :: Highlighters :: Liquid Highlighters :: Liquid Highlighters Chisel Assorted - set/6

What is in highlighters that makes them so bright? - Quora

Fluorescence - Wikipedia

, Measures: 5.5L, Highlighters come with a cushion grip making it very comfortable for users while using the product., Comes with easy to pull

3 Pc Neon Yellow Highlighter Pen Markers Chisel Tip Quick Dry Fluorescent Office

What is in highlighters that makes them so bright? - Quora

What makes a 'fluorescent' highlighter marker so bright? - IIT JEE Main & Advanced - by Sanket Tiwari - Quora

How do Black Lights Work, Why do Highlighters Look So Bright, and How Can You Impress Your Significant Other with Science? – Sustainable Nano

The Best Highlighter Pens

✔DESCRIPTION - Its highly visible, fluorescent, and bright ink color helps you color-code and emphasize information. The versatile, firm chisel tip

Emraw Highlighters Yellow, Comfort Grip Highlighter Marker Set, Nontoxic Pen Style High Lighter Packs, Chisel Tip Fluorescent Smudge Free Highlight