Hazardous Products Regulations (SOR/2015-17)

Marginal note:Definitions

7.5 The following definitions apply in this Subpart.

critical temperature

critical temperature means the temperature above which a pure gas cannot be liquefied, regardless of the degree of compression. (température critique)

gas under pressure

gas under pressure means a product that consists of a gas contained in a receptacle at a gauge pressure of 200 kPa or more at 20°C, or that is liquefied, or liquefied and refrigerated, but excludes any gas that has an absolute vapour pressure of not more than 300 kPa at 50°C or that is not completely gaseous at 20°C and the standard pressure of 101.3 kPa. (gaz sous pression)