Choked flow is a fluid dynamic condition associated with the Venturi effect. When a flowing fluid at a given pressure and temperature passes through a restriction (such as the throat of a convergent-divergent nozzle or a valve in a pipe) into a lower pressure environment the fluid velocity increases.
Red wine varietals that tend to benefit from a good bit of oak include: Pinot Noir, Cabernet Sauvignon, Merlot, Pinotage, Chianti, Zinfandel, Nebbiolo, Tempranillo and Syrah. White wine varietals that are receptive to oakâs influence include: Pinot Grigio, Pinot Blanc, Sauvignon Blanc, Semillon and of course Chardonnay.
The two most common fortified wines available commercially are Port and Sherry. Port is fortified with aguardente vinica. A grape based drinking wine that is distilled to concentrate the alcohol to 35-60%. Sherry on the other hand is fortified with brandy, another grape distilled spirit. To better understand what fortification is and what you can do with it lets explore each of these wines in turn.