In Ontario, Designated Substances are governed by the Occupational Health and Safety Act and specific regulations are made under the Act for each substance.

The current list of Designated Substances includes:

• Asbestos
• Lead
• Silica
• Mercury
• Arsenic
• Benzene
• Isocyanates
• Vinyl chloride monomer
• Ethylene oxide
• Acrylonitrile
• Coke oven emissions

The services offered by Maple Environmental address the needs and regulatory requirements of our clients from both a construction and a manufacturing perspective.  Services offered in this area include:

• Identification and inventory
• Abatement design, inspection and air monitoring
• Assessments
• Control programs
• Respirator protection programs
• Medical surveillance programs

Under the Act, a Designated Substance survey of building materials must be performed prior to renovation or demolition.  Further, where any of the Designated Substances are used in a manufacturing process, a control program must be instituted.