If we look at uses of ester, then we come to know that DNA structure is formed by the association of Phospho-ester molecules.
However, nitrate esters have explosive properties and are used as fiery material.
In the arena of trade, they came under the group of synthetic lubricants.
Esters have a sweet and pleasant fragrance. They are widely used in perfumes, synthetic flavors, inks, nail paint removers, biodiesels as well as in the pharmaceutical industry.
This drug is restricted to buy and to use for the common man in most of the western countries. This is used by people for recreation and intoxication purposes.
Similarly, it also has applications in the medical field. Some medicines of cold, cough, are made up of it. Like that used in the manufacturing of toothpaste, mouthwashes, and ointments.