Chuck Grassley sent a follow-up letter last ... Scrutiny over the pricey coffee cups has increased in recent months and the issue has drawn the ire of Grassley, who remains unsatisfied with ...

Download the USA TODAY app Chuck Gerba, professor of microbiology ... Gerba also said that another big source of germs are coffee cups, especially if they’re shared amongst co-workers.

That followed a 2018 congressional inquiry that revealed the Air Force was spending $1,300 for each reheatable coffee ... Chuck Grassley, R-Iowa, found the Air Force spent $32,000 replacing 25 cups.

The world goes through hundreds of billions of single-use coffee cups every year—and most aren’t recycled. So major coffee chains’ switch to paper cups is a good step, right? Not quite.