Upon order of the board of directors of the corporation, all expenses incurred in connection with the authorization, preparation, sale, and issuance of bonds authorized herein and by the amendment shall be paid out of the proceeds thereof. The proceeds thereof remaining after payment of such expenses, together with the income derived from the investment and reinvestment of such proceeds (including income derived from the investment and reinvestment of previously derived income) shall be disbursed from time to time on the order of said corporation upon the approval of the Director of Finance; provided however, such disbursements shall be used solely for the purpose of acquiring, providing, constructing, improving, renovating, equipping and maintenance of forensic sciences laboratories and educational facilities for the provision of instruction and research in the field of forensic sciences.