teapots

<!-- -->A mug with the portrait of King Charles is displayed in the front window of a shop.London: Commemorative plates, towels and tea bags are vying for attention in shop windows near Buckingham Palace, ready for the first…

The "teapot effect" has been threatening spotless white tablecloths for ages: if a liquid is poured out of a teapot too slowly, then the flow of liquid sometimes does not detach itself from the teapot, finding its way into the cup, but…