The Occupational Health and Safety Act say's employers must do everything they can to protect your health and safety.
Obligations of employers, workers, etc.
2(1) Every employer shall ensure, as far as it is reasonably
practicable for the employer to do so,
(a) the health and safety of
(i) workers engaged in the work of that employer, and
(ii) those workers not engaged in the work of that
employer but present at the work site at which that
work is being carried out, and
(b) that the workers engaged in the work of that employer are
aware of their responsibilities and duties under this Act,
the regulations and the adopted code.
(2) Every worker shall, while engaged in an occupation,
(a) take reasonable care to protect the health and safety of the
worker and of other workers present while the worker is
working, and
(b) co-operate with the worker's employer for the purposes of
protecting the health and safety of
(i) the worker,
(ii) other workers engaged in the work of the employer,
and
(iii) other workers not engaged in the work of that
employer but present at the work site at which that
work is being carried out.