How to manage exposure to heat.
Whether you work in a hot plant or outdoors, heat exposure can be dangerous. Heat stress results from exertion, the environment, clothing and wearable equipment.
Most people feel comfortable when the air temperature is between 20 and 27 degrees C with relative humidity ranging from 35% to 60%. However, very hot environments increase internal body temperature several degrees above a normal 37 degrees C, overwhelming natural cooling systems and leading to a variety of serious and possibly fatal conditions. Risk to health increases for workers who are over 65, overweight, have heart disease, high blood pressure, or respiratory disease, take medications affected by extreme heat or have skin diseases/rashes.
Illnesses include heat stroke, cramps, loss of consciousness and exhaustion. There’s also the risk of accidents resulting from slippery sweaty palms, contact with hot surfaces or fogging of eyeglasses while moving from hot to cold.
Reduce risk by following these tips:
This article was provided by the Canadian Centre for Occupational Health and Safety (CCOHS), a not-for-profit federal corporation that promotes the physical, psychosocial and mental health of Canadian workers by providing information, training, education and management systems. Visit www.ccohs.ca.