Government of Canada / Gouvernement du Canada
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On Board Trains Occupational Health and Safety Regulations

Version of section 8.1 from 2006-03-22 to 2015-09-10:

 In this Part,

oxygen deficient atmosphere

oxygen deficient atmosphere means an atmosphere in which there is less than 18 per cent by volume of oxygen at a pressure of one atmosphere or in which the partial pressure of oxygen is less than 135 mm Hg; (air à faible teneur en oxygène)

protection equipment

protection equipment means safety materials, equipment, devices and clothing. (équipement de protection)

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