Okla. Stat. tit. 40, § 40-183: Employer guilty of manslaughter, when - Penalty

Should any employee enter such boiler, firebox, or smoke

chamber, while the same is under pressure of steam, at the command

or order of his employer, or the agent of such employer, and while

inside of such boiler, firebox or smoke chamber, meet with an

accident resulting in his death, the person or persons commanding or

ordering him to enter such boiler, firebox, or smoke chamber, shall

be guilty of manslaughter in the second degree, a Class D1 felony

offense punishable as provided for in subsections B through F of

Section 20N of Title 21 of the Oklahoma Statutes.