It is the purpose of this part to:
(1) Authorize the commissioner of correction to establish demonstration-type projects involving inmate labor and private industry to be known as Tennessee restitution industries;
(2) Authorize the commissioner to contract with private industry to lease state land, improvements and facilities at adult correction institutions for the establishment of restitution industries;
(3) Provide for the employment of the inmates of the institution by private industries and the term of employment; and
(4) Designate the uses to be made of deductions from wages earned by inmate employees.