An August 2018 report from Ontario’s Institute for Work and Health (IWH) opens stating:
“Whilst the financial cost of work-related injury and illness are well known, limited information is available on what employers spend to control or eliminate the causes of work-related injury and illness.”
This is questionable. The cost of traumatic injuries may be well-known and the cost to business may be well-known but only if one exempts the cost of work-related psychological health, as this survey seems to do, and only if one considers the related business costs as almost entirely workers’ compensation. There is a

Some media reports on the 

Occupational health and safety (OHS) is often about promises. Employees trust their bosses to provide them with a job and the employer promises to provide a workplace that is as safe as possible. There are also contractual policies which formalise OHS relationships between client and contractor. But OHS is more often about those more personal promises and expectations between the boss and the worker.