Radio 4 in Four - How do you keep the bubbles in a fizzy drink? - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - How do you keep the bubbles in a fizzy drink? - ÃÛÑ¿´«Ã½ Sounds
How do you keep the bubbles in a fizzy drink?
Does putting a metal spoon handle in an open bottle really work?