Contaminants and Hazards


Identifying hazards posed by infectious diseases, chemicals, radiation, and noise, in homes and personal service establishments.

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NCCEH Mould Investigation Toolkit

Public Health Inspectors (PHIs) and Environmental Health Officers (EHOs) across Canada have different responsibilities, policies, and guidelines when it comes to investigating public inquiries about…
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NCCEH Ron de Burger Student Award Winners for 2018

Presentation 1: Exploring the Relationship between the Built Environment and Social Isolation and Loneliness: Implications for Public Policy Summary: Purported to be as much of a risk factor for…
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NCCEH Ron de Burger Student Award Winners

The BCCDC/NCCEH Environmental Health Seminar Series provides an opportunity for learning and knowledge exchange on a variety of environmental health topics. The seminars can be attended in-person or…
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Neonicotinoid Pesticides

Neonicotinoids (also referred to as “neonics”) are insecticides derived from nicotine. They act by binding strongly to nicotinic acetylcholine receptors in the central nervous system of insects,…
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Norovirus

Norovirus is a group of highly contagious viruses that cause short-term gastroenteritis symptoms including nausea, vomiting, diarrhoea, and potentially chills and fever. Norovirus infection can occur…
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Occupational Cancer Research Centre (OCRC) - Burden of Occupational Cancer in Ontario: Major Workplace Carcinogens and Prevention of Exposure

In October 2017, the Occupational Cancer Research Centre (OCRC) and Cancer Care Ontario released a report on the impact of workplace carcinogens in Ontario. The report, “Burden of Occupational Cancer…
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Occupational Cancer Research Centre (OCRC) - Environmental sources of polybrominated diphenyl ether (PBDE) flame retardants and associated risk of breast cancer in young women: Early results from a population-based Ontario study

In this seminar, an update of the Ontario Environment and Health Study (OEHS) will be provided. The OEHS is a breast cancer case-control study in Ontario women, aged 18-44 years.  In this study,…
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Odour from a Compost Facility

[please note that a printable version of this Field Inquiry is linked at the bottom]Primary inquiryA citizen’s group reported that putrid smells were occurring daily from a local commercial compost…
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Oil Spills and Health

Oil spills are very complex events that, depending on where they occur, may result in acute exposures to nearby human populations. Regardless of the presence of humans, however, oil spills have the…
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On Shaky Ground - Evidence of Public Health Impacts from Hydraulic Fracturing

The BCCDC/NCCEH Environmental Health Seminar Series provides an opportunity for learning and knowledge exchange on a variety of environmental health topics. The seminars can be attended in-person or…
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One Health: A Primer (University of Guelph Master of Public Health Program)

Public health events are best dealt with in an interdisciplinary manner with many actors and agencies involved, each lending their expertise to solve the complex problem. Many examples exist of…
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Paralytic Shellfish Poisoning

Trigger for InvestigationOn June 18, 2010 a commercial harvester advised an inspection specialist at CFIA of four cases of suspect PSP-related illness that occurred June 17, 2010. CFIA began an…
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Pepper Spray in the Indoor Environment and in the Vicinity of Food Products and Preparation Surfaces

Pepper spray is discharged during an attempted robbery of a jewellery store in a large urban mall.  The robbery site is located next to the mall’s food court.  For several days, mall patrons continue…
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Personal Services Settings: Evidence, Gaps, and the Way Forward

Presentations:IntroductionKaren Rideout and Prabjit Barn, NCCEHPublic Health and the Body Modification IndustryElwood, Elwood's Body ModificationPublic Health Inspectors and Personal Services…
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Perspectives on mitigating exposure to engineered nanomaterials in the workplace

Phosphine Poisoning as an Unintended Consequence of Bed Bug Treatment

Recent news on Canadian fatalities linked to the inappropriate use of phosphine for bed bug control underlines the need for public health practitioners to be aware of the issue.
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Physical Barriers for COVID-19 Infection Prevention and Control in Commercial Settings

Maintaining a safe physical distance will be essential to virtually all social and economic activities carried out during the COVID-19 pandemic. However, there are many instances or activities during…
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Polybrominated Diphenyl Ethers (PBDEs) - revised

A Public Health Inspector (PHI) has raised a concern about a local middle school with a small, poorly ventilated computer room containing computers over 10 years old. The PHI has read that brominated…
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Polybrominated Diphenyl Ethers (PBDEs)

Polybrominated diphenyl ethers are a group of commercially produced substances that are used as flame retardants in a wide range of consumer products including television sets, computers, printers,…
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Potential Human Health Effects of Perfluorinated Chemicals (PFCs)

Perfluorinated chemicals (PFCs), including perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA), are stain, water and grease repellent chemicals found in a wide range of consumer…
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