| 摘要 |
<p>The invention is especially useful for the formation of a foamed head on low gas content 'cask' beers. A pressurized container (10) of the carbonated beverage is provided with a nucleation promotion agent (18) which entraps gas bubbles in contact with the beverage and provides a gushing release of bubbles from the beverage on opening of the container (10).</p> |
