(1) In the construction of any machine in an industrial establishment being a machine intended to be driven by mechanical power—
(a) every set screw, bolt or key on any revolving shaft, spindle, wheel or pinion shall be so sunk, encased or otherwise effectively guarded by situation and design as to prevent danger; and
(b) all spur and other toothed or friction gearing, which does not require adjustment while in motion, shall be completely encased unless it is so situated, or is of such a design, as to be as safe as it would be if completely encased.
(2) Any person who sells, or lets on hire, or as agent of the seller or hirer causes or procures to be sold or let on hire for use in an industrial establishment, any machine intended to be driven by mechanical power which does not comply with the requirements of this section, commits an offence.
(3) The Minister may make Regulations extending subsection (2) to machinery or plant which does not comply with such requirements of this Division as may be specified in the regulations and any regulations made under this subsection may relate to machinery or plant in a specified process.