While at work, a worker must--
(a) take reasonable care for his or her own health and safety, and
(b) take reasonable care that his or her acts or omissions do not adversely affect the health and safety of other persons, and
(c) comply, so far as the worker is reasonably able, with any reasonable instruction that is given by the person conducting the business or undertaking to allow the person to comply with this Act, and
(d) co-operate with any reasonable policy or procedure of the person conducting the business or undertaking relating to health or safety at the workplace that has been notified to workers.