Consist, comprise and compose are all verbs used to describe what something is ‘made of’. We don’t use them in continuous forms. … The Pacific Rim comprises countries bordering the Pacific, including the US, Canada, Japan, China, and the Koreas. The ninth district is comprised of (= consists of) 15 cities and towns, including Boston. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.