No liquefied fume hazard gas in single-unit tank cars shall be used, stored or handled unless in the direct charge of a person possessing a certificate of fitness. The annual fee for such certificate shall be $15.00.
The licensee shall also certify that the person or persons are:
1. Familiar with and capable of applying and using emergency repair devices to control any leakage which may develop;
2. Familiar with and capable of applying and using gas masks and air or oxygen containers necessary to operate said masks.
(Prior code § 90-26)