Inquiry into sick industrial companies: Tribunal may require investigations and appoint special directors to safeguard company interests. The Tribunal may inquire into whether an industrial company is sick on reference, information or its own knowledge and may require an operating agency to examine revival schemes and report within a prescribed period, with provision for written extensions. The Tribunal must conclude the inquiry within a statutory period, subject to recorded extensions. The Tribunal may appoint one or more persons with management expertise as special director(s) on prescribed terms; they have director powers, must report on the company's state of affairs within a prescribed period, serve at the Tribunal's pleasure, may receive directions from the Tribunal, and are protected from liabilities or prosecution for acts done in good faith.