6. Scope and Standard –
(2) Every person proposed to be employed belowground in a mine, (other than a person who has held any such previous employment) shall, before he is so employed, undergo –
(b) a course of practical training on actual operations for a period of not less than twelve working day
Provided that every such person proposed to be employed in a mine wherein safety lamps are required to be used (hereinafter called gassy mine) shall, before he is so employed, undergo a further course of training about the danger of inflammable gas and methods of dealing with the same as specified in the Third Schedule.