A team of 痳豆在线 students designed a unique rocket motor and launched it 5 miles up to claim first prize this summer in the Intercollegiate Rocket Engineering Competition. The UW students built a new type of motor powered by a combination of solid paraffin and liquid nitrous oxide. So-called hybrid propulsion systems are a nontoxic, safer alternative to space agency rockets that use hazardous liquid propellants such as hydrazine, nitrogen tetroxide and fuming nitric acid. Safe but powerful…

































