How does the sun protection factor mean?
Some calculations on the duration of protection with sunscreen.
Some time ago, I created a board for the German game
"Mensch ärgere dich nicht" for seven players.
I'll call it "Siebenschläfer ärgere dich nicht".
You stumbled upon my personal blog in which I'll write about everything I want.
I guess, mostly about what I'm doing in my free time, so science, technology, and travelling.
But we will see what I'll come up with.