Chimney sweeps are professionals who clean and maintain chimneys to ensure they function safely and efficiently. Their work involves removing soot, debris, and blockages that can cause chimney fires or carbon monoxide buildup. Regular cleaning helps prevent these hazards and improves the efficiency of heating systems. Historically, chimney sweeps were often children who worked in harsh conditions during the Industrial Revolution. They climbed into narrow chimneys to clean them, which led to serious health issues. Today, chimney sweeping is a regulated profession, and workers use specialized tools and equipment to perform their tasks safely and effectively.