In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Substance abuse , or drug abuse , happens when a person uses a drug over and over again , in ways that hurt their health .
Substance abuse , also known as drug abuse , is a patterned use of a drug in which the user consumes the substance in amounts or with methods which are harmful to themselves or others , and is a form of substance-related disorder .

Industrial waste is the waste produced by industrial activity , such as that of factories , mills and mines .
Industrial waste is the waste produced by industrial activity which includes any material that is rendered useless during a manufacturing process such as that of factories , industries , mills , and mining operations .

The Nymphalidae is the largest family of butterflies , with about 6,000 species .

The Nymphalidae are the largest family of butterflies with more than 6,000 species distributed throughout most of the world , belonging to the superfamily Papilionoidea .