Summer’s fast approaching in the northern hemisphere, and after the surprising early arrival of summer-like weather in the UK this past weekend, it seems an appropriate time to be taking a look at the chemistry of sunglasses. What are they made of, how do they protect your eyes, and how do photochromic sunglasses work? Click through to C&EN’s Periodic Graphics to find the answers!
- IYPT 2019 Elements 062: Samarium: Guitar pickups and rock dating
- IYPT 2019 Elements 061: Promethium: Scarcity and atomic batteries
- IYPT 2019 Elements 060: Neodymium: Headphones, speakers, and tanning booths
- IYPT 2019 Elements 059: Praseodymium: Aircraft engines and fibre optics
- IYPT 2019 Elements 058: Cerium: Lighters, ovens and diesel
Please note: none of the graphics on this site are intended for a specific chemistry syllabus, and it should not be assumed that they comprehensively cover any portion of required content for particular qualifications.
The Compound Interest Book
The chemical structures in Compound Interest's graphics are created using PerkinElmer's ChemDraw® Professional v15 desktop software. Includes PerkinElmer copyright material. Reprinted with permission. All rights reserved. ChemDraw® may be purchased online here.