Regulations Made Under Part II of the Canada Labour Code Respecting Occupational Safety and Health of Employees Employed on or in Connection with Exploration or Drilling for, or the Production, Conservation, Processing or Transportation of, Oil or Gas in Canada Lands, as Defined in the Canada Oil and Gas Act

11.25 (1) Compressed air shall be used in such a manner that the air is not directed forcibly against any person.

(2) The use of compressed air shall not result in a concentration of an airborne hazardous substance that is in excess of the values for the hazardous substance referred to in subsections 11.23(1) or (1.1).