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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Safety Connection | WHMIS Basics for Auto Service
Learn about the legal requirements, employer and worker responsibilities, and the significance of different hazard categories
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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 | Designated Substances Control Program Practice Guidance
Watch this video to gain insight into the regulatory framework that governs the control program, which may be necessary following a designated substances assessment.
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Safety Connection | Burning Questions - Managing Flammable & Combustible Liquids
Watch this video to learn about fire risks, flammability assessment, and why bonding and grounding are critical when handling flammable liquids in the workplace.
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Safety Connection | Managing Chemicals - Keeping Workers Safe Step by Step
Learn how to manage chemical hazards at work—from purchase to disposal—using the RACE model. Get safety tips, regulatory insights & practical controls. Watch the video to learn more!
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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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Safety Connection | Crucial Role of Lighting in Safety
Discover real-world examples, understand how lighting affects visual acuity and workplace hazards, and learn about standards and best practices to enhance productivity and safety.
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Safety Connection | Designated Substances Assessments – Guidance for Employers
Learn about Ontario’s Designated Substances Regulation, MLITSD guidance, current industrial uses, and practical tools to complete your workplace assessment and improve safety compliance.
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Safety Connection | Respiratory Protection in the Workplace (Provincial)
Join our free Safety Connection to explore Ontario’s respirator regulations, CSA Z94.4-18 standards, and learn how to build an effective respiratory protection program.
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Need help addressing occupational hygiene in your workplace?
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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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