Why do guinness cans have a ball in them

The popularity of widgets have caught on since Guinness introduced them in the late 80s. So go crack a cold one and thank that little plastic sphere for delivering your delicious, velvety brew. Follow Tech Insider on Facebook and Twitter. For you. World globe An icon of the world globe, indicating different international options. Get the Insider App. Click here to learn more. A leading-edge research firm focused on digital transformation.

Good Subscriber Account active since Shortcuts. Account icon An icon in the shape of a person's head and shoulders. It often indicates a user profile. Log out. Jump directly to the content. Sign in. All Football. Most read in News. OH JOE! The pressure inside the can drops when the can is opened, and heavily nitrogenated beer escapes the widget and mimics the amount of nitrogen a Guinness from the tap has.

A first-generation flat widget was sold in the United Kingdom in and, by , Guinness was putting spherical widgets in its cans. Since Guinness first pioneered the widget, a number of beers released nitrogenated cans and bottles. And voila, liquid Ireland from a can. Get the latest in beer, wine, and cocktail culture sent straight to your inbox.