(1)It shall be the duty of the appointed factory doctor to investigate and report upon—
(a)cases of death or injury caused by exposure in a factory to fumes or other noxious substances, or due to any other special cause specified in instructions of the Minister as requiring investigation; and
(b)any case of death or injury which the inspector for the district in pursuance of any general or special instructions of the Minister may refer to him for that purpose ; and
(c)any case of disease of which he receives notice under this Act.
(2)The appointed factory doctor, for the purpose of an investigation under this section, shall have the like powers as an inspector, including power to enter any room in a building to which the person killed, injured, or affected has been removed.