Why are coffee stains darker at the edges?

https://www.why.is/svar.php?id=5513

#HackerNews #coffeeStains #darkerEdges #coffeeScience #stainingPhenomenon #curiosityExplained #scienceOfCoffee

It's World Book Day, and what better way to celebrate than with a new blog post that dives into the fascinating science of coffee? ☕️🔬 From the Maillard reaction to the perfect extraction, I've explored the journey from bean to cup.

📢Read more in my latest blog post📢: https://zhach.news/the-alchemy-of-the-bean/

Let's discuss: What's your go-to brewing method and why? Share your thoughts in the comments! #CoffeeScience #CoffeeRoasting #CoffeeBrewing #WorldBookDay #ScienceOfCoffee #BlogPost