Industry Glossary and Frequently Heard Terms

Designated Substance Survey

In 2009 the Ontario government created Ontario Regulation 490/09 Designated Substances. The Healthy Abode Inc. performs Designated Substance Surveys and Reports for Residential and Commercial Construction/Demolition sites, in accordance with O. Reg 490/09.


We use a certified and independent Canadian third party laboratory for all sample analysis. 

The Act

Occupational Health and Safety Act, Revised Statutes of Ontario, 1990, Chapter O.1, as amended.


A mineral that is considered to be asbestos when it occurs in fibrous form.

Air samples

Samples collected by drawing a specified volume of air, in this case at least 2,400 litres of air, through specified sample filters.


A type of asbestos that becomes airborne easily and is not easily wetted. The removal of insulation or other materials that contain amosite presents an increased risk of exposure to asbestos relative to the removal of chrysotile-containing material.

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Where is it hiding?

Any property, commercial or residential, built or refurbished before the turn of the century in 2000 can pose a threat and hide asbestos.

So where exactly should we be looking and be aware of?

Anyone in the construction industry can come in to contact with asbestos just through the many materials that are used in your day-to-day job.

So let's have a closer look at the various materials and kinds of places where we are most likely to come in to contact with asbestos.