The term 'They Blow Off Steam' can be broken down into three crossword solutions: Teapots (7 letters), IRONS (5 letters), and Exhaust Fans (11 letters). Teapots are vessels used to boil water and steep tea leaves, and the steam they produce is released through a spout. IRONS are appliances used to press clothes and remove wrinkles, and the steam they produce is released through a vent. Exhaust fans are devices used to remove air from an enclosed space, and the steam they produce is released through a fan.