Wet-bulb globe temperature

Hazards

• A heat-stress index incorporating temperature, humidity, radiant heat, and air movement.

Controls

• Use suitable measurement, workload categories, acclimatization, clothing adjustments, and action limits.

Personal protective equipment

• Select task-specific PPE only after hazards and higher-order controls have been evaluated.

Regional considerations

• Applicable law, permits, collective agreements, venue rules, and qualified-person decisions take precedence.

In practice

Use suitable measurement, workload categories, acclimatization, clothing adjustments, and action limits.

Explore related entries

• Heat index
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