Cars & Driving
- noun a system of filtering air and keeping it at a desirable temperature and humidity level
- noun the width across the corners (of a hexagon, square drive, etc.)
- The process of controlling the temperature, humidity, and cleanliness of air, then distributing it within an enclosure.
- noun a system for cooling and controlling the humidity and purity of the air circulating in a space
- noun a system of controlling the temperature in a room, an office or a vehicle and stopping it becoming too hot