Hot Environments

Heat stress is the net heat load on the body from thecombined effect of hot environmental conditions (airtemperature, radiant heat, humidity and air movement),internal body heat due to physical activity, and clothingrequirements. Workplaces and occupations associatedwith excessive heat exposure include: foundries, steelmills, bakeries, construction sites, kitchens, groundsmaintenance, dishwashing and steaming.