Confined spaces claim lives across Canada every year — not because regulations don't exist, but because the systems they demand aren't being implemented. From entry permits and atmospheric testing to the critical role of the confined space monitor, Canadian OHS legislation and CSA Z1006-16 set clear, enforceable standards. This article breaks down what workers, supervisors, and employers need to know before anyone steps into the space.

Hydrogen sulphide gas, commonly called H2S, is one of the most dangerous workplace atmospheric hazards found in industrial environments. It is a highly toxic, flammable gas that can quickly put workers at serious risk if proper training, hazard awareness, and gas detection procedures are not in place. H2S is especially important to understand in industries such as oil and gas, wastewater treatment, construction, utilities, agriculture, pulp and paper, mining, and confined spa