Many solvent-based products are still widely used in the installation and finishing of hardwood floors. They are often highly flammable and/or combustible and pose a significant risk of fire and explosion. As well, when improperly handled they may cause acute or chronic health effects in workers.
The process of hardwood floor installation and finishing usually involves the use of three kinds of product:
Improper handling of these products may present the following hazards:
The use of these products in enclosed and poorly ventilated areas may cause a significant build-up of vapours, to a point where sparks or open flames can ignite the vapours, causing a fire or explosion. The Ministry of Labour has investigated cases in which fires and explosions have resulted in fatalities.
These products contain organic solvents and other substances: epoxies, urea-formaldehyde, polyurethane, and nitrocellulose resins and additives. If the products are improperly handled, workers can be exposed to high levels of solvent or other vapours. Prolonged and repeated exposure to high levels of these vapours may produce both acute and chronic adverse health effects.
Direct contact with these products can cause skin dermatitis and/or sensitization. Sufficient absorption through the skin could lead to adverse systemic health effects.
Construction or renovation of low rise and high rise residential and industrial, commercial and institutional buildings.
Required Measures and Procedures:
This Ministry of Labour Alert has no legal effect and does not constitute and is not a substitute for legal advice. If you require specific assistance with respect to the interpretation of a legislative provision and its potential application to you please contact your legal counsel.
Remember that while complying with occupational health and safety laws, you are also required to comply with applicable environmental laws.
Please photocopy Ministry of Labour Alerts, distribute them widely and post them where people will see them.