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 tonic. A vodka tonic is an alcoholic drink made with varying proportions of vodka and tonic water. Vodka tonics are frequently garnished with a slice of lime or lemon. One commonly used recipe is one part vodka and one part tonic water in a tumbler over ice, with a generous lime wedge squeezed into it. Navigation menu.