254(1)Where compressed air is used to clean any surface, an employer shall ensure that
(a)
a blowpipe is installed on the end of the hose,
(b)
a control valve is part of the blowpipe, and
(c)
appropriate protective equipment is worn by an employee using the compressed air.
254(2)Where compressed air is used for blowing dust and other substances from clothing worn by an employee, an employer shall ensure that appropriate protective equipment for eyes is used by an employee and
(a)
the compressed air supply is limited to 69 kPa, or
(b)
safety nozzles are used that have the same pressure limiting effect.