The provisions of this chapter shall be interpreted and construed liberally in order to accomplish the purposes thereof, and where any specific power or authority is given the Commission by the provisions of this chapter the enumeration thereof shall not be held to exclude or impair any power or authority otherwise in this chapter conferred on said Commission. The Commission hereby created shall have, in addition to the powers in this chapter specified, mentioned, and indicated all additional, implied, and incidental power which may be proper and necessary to effect and carry out, perform and execute all the said powers herein specified, mentioned, and indicated. A substantial compliance with the requirements of this chapter shall be sufficient to give effect to all the rules, orders, acts, and regulations of the Commission, and they shall not be declared inoperative, illegal, or void for any omission of a technical nature in respect thereto.