Okla. Stat. tit. 57, § 57-211: Occupational rosters

The warden of each state penal institution shall establish and

maintain occupational rosters of prisoners incarcerated in their

respective institutions, showing prisoners who have special skills

and talents in institutional maintenance, including but not limited

to dairying, cooking, electrical work, steam boiler work,

bricklaying, carpenter work, heat and air conditioning work, and

common labor.