Daily Archive: May 2, 2017

Should you stick with Teflon?

The chemical polytetrafluoro­ethylene (PTFE), with nonstick properties, was discovered accidentally in 1938 by a DuPont chemist working with refrigerant gases. Shortly after, PTFE (dubbed Teflon) appeared as a coating on cookware and other products,...

Germany explained by Geography Now!

Germany is one of the most influential European nations culturally, and one of the world’s main economic powers. Known around the world for its precision engineering and high-tech products, it is equally admired by...