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cup - n. a small round container that often has a handle and that is used for drinking liquids (such as tea and coffee)
emissions - n. something sent out or given off
chain - n. a group of businesses (such as stores, restaurants, or hotels) that have the same name and basic appearance and sell the same products or services
untapped - adj. available but not used (untapped resources)
discourage - v. to try to make people not want to do (something)
