Recover.
Recover. To salvage, after use, specially denatured spirits, completely denatured alcohol without all of its original denaturants, or any article containing denatured spirits, if the original article was made with specially denatured spirits and the salvaged article does not contain all of the original ingredients of the article, or (2) the original article was made with completely denatured alcohol and the salvaged article does not contain all of the original denaturants of the completely denatured alcohol.
Source
27 CFR § 20.11
Scoping language
When used in this part and in forms prescribed under this part, the following terms have the meanings given in this section. Words in the plural form include the singular, and vice versa, and words importing the masculine gender include the feminine. The terms includes and including do not exclude things not enumerated which are in the same general class.