Since the first cargo flight in 1910 (Morrell [42]), air cargo has proven to be of great value to society. With over US $6 trillion worth of goods being transported through air cargo, accounting for around 35% of all global trade measured by value (Boeing [15]), it is impossible to deny its significance in today’s world. Air cargo provides us with a fast, reliable and safe method of transporting goods, making it attractive to industries where short shipping times are of the essence. Generally, there are two conventional ways of transporting air cargo – through the use of full-freighter aircraft and through the use of the belly space under the main cabin on passenger aircraft...