What exactly is vodka?

According to Beverage Dynamics, a national journal specialising in retail alcohol sales, vodka sales in the United States will reach 189.7 million gallons (862.4 million litres) in 2020.

After fermenting any food that includes sugar or starch, you must next distil the result to raise its alcohol concentration. In order for the yeast to make alcohol, it is necessary to feed it sugar. 

Vodka: A Global History" states that vodka may be prepared from fermented grains like sorghum or maize, rice, rye or wheat, tor from potatoes, sugar beet molasses or even fruit (Reaktion Books, 2012).

According to the book, "voda" finally became the favourite beverage of the Russian empire as distillers developed their craft over many generations.

During the Napoleonic Wars, Russian soldiers disseminated vodka throughout Europe. Pyotr Smirnov improved distillation in the 1860s and started selling an odourless, transparent beverage

Smirnov's son Vladimir transferred the distillery to Paris after the Soviet Union's civil war and spelled his name Smirnoff.