Medical Definition of coprophilia. : marked interest in excrement; especially : the use of feces or filth for sexual excitement.
A scramjet (supersonic-combustion ramjet) is a ramjet engine in which the airflow through the whole engine remains supersonic. The highest speed attained by a rocket-powered airplane, NASA's X-15 aircraft, was Mach 6.7. The fastest air-breathing, manned vehicle, the SR-71, achieved slightly more than Mach 3. The X-43A more than doubled the top speed of the jet-powered SR-71.
The current world-record for highest cannon projectile flight is held by Project HARPâs 16-inch space gun prototype, which fired a 180 kg Martlet 2 projectile to record height of 180 km (590,550 ft; 110 mi) in Yuma, Arizona, on November 18th, 1966.