Occupational Hygiene
Cancers, severe allergic reactions, nervous system impairment and noise-induced hearing loss are just some of the diseases that impact the lives of many Ontario workers and their families each year.
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Occupational Hygiene
Explore occupational hygiene resources that will help you prevent incidents from threatening the safety of your workers and your business.
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Advancing Vibration Risk Management: MLITSD Northern Region on Mining Initiative
Explore our webinar on Northern Region Mining Initiative addressing hand-arm vibration hazards. Learn expert safety strategies for protecting workers in the mining sector.
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Safety Connection | Burning Questions - Managing Flammable & Combustible Liquids
Learn about legislation, fire prevention measures, and how to train staff effectively to handle hazardous materials safely.
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Safety Connection | MLITSD Occupational Hygiene Campaign 2025-2026
Watch this free webinar hosted by MLITSD & WSPS on 2025–2026 Occupational Hygiene Campaigns. Gain expert insights into workplace safety, hygiene strategies & hazard prevention.
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WSPS Safety Connection | MLITSD Occupational Hygiene Campaign- The Essentials
Watch this video to learn what inspectors focus on, OHSA obligations, compliance resources, and tips to prepare for upcoming workplace health and safety inspections.
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Sample Workbook for Designated Substance Assessments: Lead
This Workbook for Designated Substance (Lead) Assessments is meant to provide an example of a completed report.
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WHMIS Regulation 860 and 833 Compliance Checklist
Use this checklist to assess compliance with Reg 860 WHMIS and Reg 833 Control of Exposure to Biological or Chemical Agents, and determine recommended actions.
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Carbon Monoxide in the Workplace
Carbon monoxide (CO) is a leading cause of chemical poisoning in the workplace and home. This guide provides basic information about carbon monoxide, its hazards, detection and control.
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A Guide to Personal Protective Equipment
This Personal Protective Equipment (PPE) at workplaces guide covers employer responsibilities, types of PPE, and safety measures.
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Amendments to Hazardous Products Regulations are coming: Is your business ready?
Follow these steps now to comply with the latest amendments to the Hazardous Products Regulations. Don’t leave it to the last minute.
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Carbon monoxide poisoning of teen a wake-up call for employers: 7 tips for prevention
A worker almost died after being told to use a gas-powered pressure washer in an enclosed space, which resulted in toxic levels of carbon monoxide. Learn how to prevent near tragedies like this one.
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Use chemicals in your workplace? Get prepared for MLITSD inspections
The MLITSD has continued two inspection campaigns to boost compliance with WHMIS and chemical hazard regulations in the workplace. Learn how your business should prepare.
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Are your workers exposed to dangerous designated substances? Here’s how to find out.
Designated substances pose such extreme health hazards to workers, that they have their own regulation under the OHSA. But there is a gap in awareness of the regulation among employers.
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Understanding Canada's Air Quality Index
Canada’s Air Quality Health Index (AQHI) is an important tool for determining when your control measures should kick in. Download this infographic to learn more about the 4 risk categories.
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Protect your eyes on the job: tips for choosing the right sunglasses
Choosing the right pair of sunglasses isn’t just about looking good. Find out how the sun can damage our eyes and what to do about it.
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6 ways to protect employees from wildfire smoke
Masks alone won’t protect all at-risk employees from the alarming health effects linked to wildfire smoke. Find out what else you can do.
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Wildfire Smoke in Canada: Understand the health risks to ensure workplace safety with a Q&A
The Ministry of Labour, Immigration, Training and Skills Development Fair, Safe and Healthy Workplaces Division has released an Outdoor Air Quality Concerns Q&A in light of the severe wildfire season
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Workbook for Designated Substance Assessments
This fillable workbook can assist you complete a written assessment of the exposure or likelihood of exposure of a worker to a designated substance in the workplace.
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Silica in the Workplace
The purpose of this guide is to provide general information about silica to employees, members of joint health and safety committees, supervisors, and managers.
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Designated substances: how changes to regulations will affect you
If you have designated substances in your workplace, you need to know that Ontario has made changes to O. Reg. 490/09 - Designated Substances, including a new medical surveillance code.
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