Can aromatic compounds belong to other classes of compounds

Yes

Explanation:

First of all, aromatic compounds are part of a group of compounds known as hydrocarbons. Hydrocarbons are compounds containing only gmhydrogen and carbon. Some aromatic compounds contain more than one benzene ring. These belong to another subgroup known as poly nuclear aromatic hydrocarbons.

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.