What does P42 require?

Where workers are exposed to heat or cold, the permissible exposure conforms to the threshold limit values published by ACGIH (the US industrial hygienists' conference).

Prince Edward Island Occupational Health and Safety Act...

Other controls in Parts 40 to 49: Tanks, forest operations, temperature extremes, materials handling and storage, battery rooms, personal protective equipment, rigging, compressed air and diving, asbestos – Prince Edward Island Occupational Health and Safety Act General Regulations

P40 Tanks and vessels: open tanks of harmful substances with raised sides or handrails, no hot work on vessels that held combustibles until cleaned and tested, no entry where toxic fumes may be present until the air is proven safe with respirators and lifelines on standby, and safe electrical illumination and flashlights
P41 Forest operations: instruction before work, controlled entry to logging areas, communication and employer duties, prohibited acts, protective equipment including full chain saw protection, chain saw condition, refuelling, starting, carrying and maintenance rules, pressure dressings, hand tool condition, felling distances and procedure, clear landings, skidding and forwarding vehicle operation, cable handling and the rest of the Part
P43 Handling and storage of materials: temporary storage structures and load limits, no storage near openings or edges, stable piling that does not block light, machines, exits or sprinklers, masonry, steel and pipe stacking, orderly storage, mechanical handling where practicable, and the labelling, siting, pits, valves, foundations, venting and emptying rules for hazardous, corrosive and flammable liquid tanks, drums, storerooms and carboys, with emergency washing where caustics and acids are handled
P44 Storage battery rooms: charging of gas-emitting batteries only in designed rooms or areas, acid-resistant PPE and carrying straps provided, instructed and worn, and safe electrolyte handling procedures
P45 Personal protective equipment: apparel that creates no avoidable hazard, PPE maintained, pre-job instruction, user testing, CSA head, eye and face and foot protection where hazards exist, chin straps, monocular vision and contact lens rules, hand and arm protection, protection against acids, caustics, steam and abrasives, engineering controls before respirators, respirator selection, use and care to CSA Z94.4, clean-shaven seal, and posted signs on routes to hazardous atmospheres
P46 Chains, slings and wire rope: material specifications, correct construction and size, safety factors of six for wire and ten for fibre rope, splice and anchorage strength, thimbles, removal criteria for broken wires, marking of safe working load, no kinks or knots, seized ends, examined fastenings, refastening on dangerous signs, tuck requirements, lubrication, fibre rope grade and tagging
P47-48 Work in compressed air to CSA Z275.3 and underwater diving operations to CSA Z275.2
P49 Asbestos: prohibitions on use and installation, competent sampling of suspected material, an inventory, a management plan implemented and communicated, exposure monitoring, engineering and work practice controls to keep exposure within limits, asbestos work only by certified contractors with prior notification to the Director, and the Director's power to suspend certificates

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The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.

MCP endpoint All Prince Edward Island Occupational Health and Safety Act General Regulations controls