4.20 If meals are provided for employees, the employer shall ensure that a clean and sanitary eating area is provided.

4.21 All reusable equipment that may reasonably be expected to expose an employee to a health hazard shall be maintained in a clean and sanitary condition.

5.1 The following definitions apply in this Part.

“hazard information”

“hazard information” means information on the proper and safe storage, handling, use and disposal of a hazardous substance, including information relating to its toxicological properties. (renseignements sur les risques)

“lower explosive limit”

“lower explosive limit” means the lower limit of flammability of a chemical agent or a combination of chemical agents at ambient temperature and pressure, expressed

• (a) for a gas or vapour, as a percentage in air by volume; and

• (b) for dust, as the weight of dust per volume of air. (limite explosive inférieure)

“product identifier”

“product identifier”, in respect of a hazardous substance, means the brand name, code name or code number specified by the supplier or employer, or the chemical name, common name, generic name or trade name. (identificateur du produit)

“readily available”

“readily available” means accessible on board an aircraft by electronic or other means. (facilement accessible)

“supplier”

“supplier” means a person who manufactures, processes or packages a hazardous substance or a person who, in the course of business, imports or sells a hazardous substance. (fournisseur)

5.2 This Part does not apply to the handling or transportation of dangerous goods to which the Transportation of Dangerous Goods Act, 1992 and regulations made under that Act apply.

5.3 Every employer shall keep and maintain a record of all hazardous substances that are used, handled or stored for use on board an aircraft and may either keep and maintain such a record in the work place or keep and maintain a centralized record in respect of several work places.

• 5.4 (1) If there is a likelihood that the health or safety of an employee is or may be endangered by exposure to a hazardous substance, the employer shall, without delay,

  • (a) appoint a qualified person to carry out an investigation in that regard; and

  • (b) notify the work place committee or the health and safety representative of the proposed investigation, and of the name of the qualified person appointed to investigate, so that they may participate in the investigation.

• (2) In an investigation, the following criteria shall be taken into consideration:

  • (a) the chemical, biological and physical properties of the hazardous substance;

  • (b) the routes of exposure to the hazardous substance;

  • (c) the acute and chronic effects on health of exposure to the hazardous substance;

  • (d) the quantity of the hazardous substance to be handled;

  • (e) the manner in which the hazardous substance is stored, used, handled and disposed of;

  • (f) the control methods used to eliminate or reduce exposure of the employees to the hazardous substance;

  • (g) the concentration or level of the hazardous substance to which an employee is likely to be exposed; and

  • (h) whether the concentration of an airborne chemical agent or the level of ionizing or non-ionizing radiation is likely to exceed 50% of the values referred to in section 5.16 or the limits referred to in subsection 5.19(2).