(_c_) The furnishing of instructions in personal and social hygiene to the inmates of all institutions within its jurisdiction, and of instruction in professional training to such officials, employees, or inmates of such institutions as may be called upon to serve as assistants, nurses, or otherwise, in the medical or hospital departments thereof; (_d_) The frequent inspection of the institutions within its jurisdiction with respect to their sanitary and hygienic condition, the adequacy of their medical and hospital equipment, and the competency and efficiency of their medical service; and, (_e_) The installation and supervision of a proper dietary adequate to the maintenance of the health, efficiency, and morale, of the inmates in all institutions within its jurisdiction. SECTION 8. The system of correctional and reformatory education which the Committee on Delinquency is by this Act required to institute, maintain, and supervise shall include:-- (_a_) The prescription and maintenance of standards of correctional and reformatory education in all institutions within its jurisdiction and the determination of the qualifications of those selected as teachers; and, (_b_) The education in elementary branches of illiterate and undeveloped inmates of such institutions; the instruction of all inmates of such institutions in the principles, organization, and practice of American government; and the furnishing of a thorough industrial training to any of the inmates of such institutions for whom such training shall be deemed useful and desirable. SECTION 9. With respect to the labor of the inmates of any institutions within its jurisdiction to which persons are committed for crime or delinquency, the Committee on Delinquency shall have the power and its duty shall be:-- (_a_) To require every such institution to afford to the inmates thereof, who are physically capable, an opportunity to perform useful labor in such institutions; (_b_) To determine what industries shall be established in such institutions and to regulate and supervise the installation of machinery and equipment therein; (_c_) To establish rules and regulations for the employment of inmates of such institutions at road-building, quarrying, or crushing stone, agricultural work, land reclamation, or forestry, or other suitable work outside of such institution; and, (_d_) To establish rules with regard to the number of hours per day during which such inmates shall be employed; Provided, That except in agricultural work such inmates shall not be employed for more than eight hours in any one day. SECTION 10. With respect to the labor of inmates of such of the institutions within its jurisdiction as are owned or managed and controlled by the Commonwealth or any political sub-division thereof, the committee shall, in addition to the powers and duties enumerated in the preceding section of this act, have the power and its duty shall be:--