In linking a subordinate clause and a main clause, a relative pronoun functions similarly to a subordinating conjunction. Unlike a conjunction, however, a relative pronoun does not simply mark the subordinate (relative) clause, but also plays the role of a noun within that clause.
The main ingredient in most vodkas is some kind of grain, such as wheat, corn or rye. Potatoes are another common base ingredient for vodka, according to About.com.
Vodka, arising from the word âvodaâ or âwaterâ in Slavic language, is made from potatoes and grains. These are fermented and along with ethanol or alcohol distilled to produce vodka. Across countries, in order to qualify as vodka, the drink should contain at least 37.5% of alcohol.. Vodka is made from potatoes, grains and cereals whereas rum is made from molasses and sugarcane juice. 2. Rum by itself has a better flavor than vodka due to molasses. Vodka, on the other hand, does not have flavor unless mixed with other drinks or flavored with fruits.