Before you operate a machine, ensure that the dangerous part of the
machine has been installed with a guard.
■ Avoid going to any area with insufficient lighting as there may be some
dangerous places which have not been provided with fencing.
■ Keep vigilant all the time and watch out for moving cranes, hooks or
other lifting equipment.
■ Before you use any electrical installation or tool, check the condition of
its electric cables.
■ Avoid dragging electric cables on the ground or allowing the cables to
come into contact with water.
■ Use electrical tools installed with an earth leakage circuit breaker.
■ Use and handle chemicals with care.