Yak Foam RC remote control plane homemade with smoke

here is a home made foam yak plane easy to build, using 3 servos, one for ailerons, one for elevator and one for rudder. uses a 90wat electric engine with 15amp speed controller, 900mAh 7.4v battery. The smoke was made at home using potassium nitrate and sugar, baked and inserted into light weight metal jackes, instructions can be found at www.skyhighhobby.com