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A smoke ring is a visible vortex ring formed by smoke in a clear atmosphere. Smokers may blow smoke rings from the mouth, intentionally or accidentally. Smoke rings may also be formed by sudden bursts of fire (such as lighting and immediately putting out a cigarette lighter ), by shaking a smoke source (such as an incense stick) up and down, by ...
A smoke ring is a region of pink colored meat in the outermost 8-10 millimeters of smoked meats. [ 1] It is usually seen on smoked chicken, pork, and beef. There is some debate as to whether or not the presence of the smoke ring is actually an indicator of quality of the finished barbecue product but it is widely considered to be a desirable ...
A vortex ring, also called a toroidal vortex, is a torus -shaped vortex in a fluid; that is, a region where the fluid mostly spins around an imaginary axis line that forms a closed loop. The dominant flow in a vortex ring is said to be toroidal, more precisely poloidal. [clarification needed] Vortex rings are plentiful in turbulent flows of ...
Smoke rings over Mt. Etna, Sicily, Italy, on April 5, 2024. (Maria Liotta) The rings arose from Mount Etna, Europe's most active volcano. Etna rises 11,000 feet above the island of Sicily in the ...
Smoke ring produced by a home-made vortex ring toy. An air vortex cannon is a toy that releases doughnut-shaped air vortices — similar to smoke rings but larger, stronger and invisible. The vortices are able to ruffle hair, disturb papers or blow out candles after travelling several metres. The design consists of a short and broad barrel with ...
Vortex rings are torus-shaped vortices where the axis of rotation is a continuous closed curve. Smoke rings and bubble rings are two well-known examples. The lifting force of aircraft wings, propeller blades, sails, and other airfoils can be explained by the creation of a vortex superimposed on the flow of air past the wing.
The mushroom-shaped plume rose from avalanches of hot debris ( pyroclastic flows) that cascaded down the north flank of the volcano. Mushroom cloud from the atomic bombing of Nagasaki, Japan, on August 9, 1945. A mushroom cloud is a distinctive mushroom -shaped flammagenitus cloud of debris, smoke, and usually condensed water vapour resulting ...
A Snoop Dogg pin featuring the rapper and NBC Olympics special correspondent blowing smoke rings in the shape of the Olympics rings. Tennis star Coco Gauff just scored one from Snoop Dogg himself ...