22 Tex. Admin. Code § 114.2
The following words and terms, when used in this section, shall have the following meanings, unless the context clearly indicates otherwise: Irreversible--An act that is "irreversible" is not capable of being reversed or corrected. This term includes, but is not limited to, the result of intra-oral use of any laser for any purpose including all or part of a whitening process.
Source Note:The provisions of this §114.2 adopted to be effective October 20, 1997, 22 TexReg 10132.