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!
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- IYPT 2019 Elements 020: Calcium: Teeth, bones and cheese
- #ChemMonthly March 2019: The world’s smallest periodic table, why lemons are sour, and stir bar contamination
- IYPT 2019 Elements 019: Potassium: Soaps and radioactive bananas
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.