American apples are back in the news. The concern? Diphenylamine, or DPA, a pesticide applied to apples after they’re harvested to help prevent browning. Its use was enough to prompt action from the European Union.
Correction, April 29, 2014: This video originally misstated the parts per million acceptable for diphenylamine on U.S. and European apples. The U.S. limit is 10 ppm; it is 0.1 ppm in the European Union.
TODAY IN SLATE
The Budget Disaster that Sabotaged the WHO’s Response to Ebola
How Movies Like Contagion and Outbreak Distort Our Response to Real Epidemics
PowerPoint Is the Worst, and Now It’s the Latest Way to Hack Into Your Computer
Everything You Should Know About Today’s Eclipse
An Unscientific Ranking of Really, Really Old German Beers
Welcome to 13th Grade!
Some high schools are offering a fifth year. That’s a great idea.
The Actual World
“Mount Thoreau” and the naming of things in the wilderness.