Okla. Admin. Code § 310:638-1-2
The following words or terms, when used in this Chapter, shall have the following meaning, unless the context clearly indicates otherwise:
"Alcohol concentration" means the amount of alcohol present in urine or blood expressed in terms of percent of the weight of alcohol per volume of urine or blood (w/v), or the amount of alcohol present in breath expressed in terms of grams of alcohol per two hundred ten (210) liters of breath, or the amount of alcohol present in saliva expressed in grams of alcohol per one hundred (100) milliliters of saliva.
"Alcohol testing facility" means any building, place, or facility in which operations, procedures, or examinations of materials derived from the human body are performed for the purpose of alcohol testing and if, as a result of such testing, mandatory or discretionary consequences may be rendered to the individual.
"Approved drug screening procedure" means a procedure approved by the Commissioner of Health to initially screen urine, hair or saliva for the presence or absence of a drug or drugs.
"Blind performance test specimen" means a specimen submitted to a testing facility which is blank i.e., certified to contain no drug, or spiked with one or more drugs for which the testing facility is testing;
"Department" means the Oklahoma State Department of Health.
"Drug screen testing facility" means any building, place, or facility in which operations or procedures for the biological, serological, immunological, chemical, immunohematological, or other examinations of materials derived from the human body are performed for the purpose of drug testing and if, as a result of such testing, mandatory or discretionary consequences may be rendered to the individual.
"Proficiency testing program" means performance of testing on specimens containing those drugs and metabolites which each testing facility shall be prepared to assay in concentration ranges that allow detection of the analyte by commonly used immunoassay screening techniques. The proficiency testing program for drug testing facilities shall be approved for use by the Commissioner of Health.
"Saliva" means mucosal transudate or a combination of oral fluids consisting of a mixture of gingival crevicular fluid and common saliva.
"Screening device test" means non-evidential breath testing apparatus such as tubes filled with materials that turn a certain color when alcohol-laden breath is blown into them or a small, hand-held electronic apparatus that registers the presence or absence of alcohol concentration in breath, or an apparatus which registers a particular alcohol concentration when a swab with saliva from the employee's mouth is inserted into it.
Okla. Admin. Code § 310:638-1-2