Show I R 4 i MI F r I J P f z r J- J r Ii Br Brad d Royer left and Kent G Guymon roast hot d dogs on parabolic fryer ryer created in n drafting and design SIgn class The Th e fryer uses reflected heat from the s sun n. n Drafting raft ing ingo and design e si goes o e to the t dogs doggy Drafting and design instruction at Utah Technical College at Salt Lake has gone to the hot dogs-hot dogs that is Recently a parabola design class assignment turned into an umbrella-shaped umbrella solar energy cooker cook cook- er and the students had a roast to help them sink their teeth into drafting and design principles Karl Seaman drafting and design instructor at the College said his students were having some trouble with parabolic design so he decided they should make something to demonstrate the principles Its It's made from 12 cardboard panels each amounting to 30 degrees of a degree circle covered on the inside with aluminum foil About 4 feet in diameter the parabolic fryer reflects heat from the sun to a point about 10 inches from its surface The creation cooks hot dogs piping hot in about three minutes Seaman is toying with the idea of cooking a chicken but so far hasn't devised a stationary spit to hold the bird Seaman thinks the practical approach approach approach ap ap- ap- ap to drafting and design principles principles principles prin prin- is useful In this instance his students think the practical approach approach approach ap ap- ap- ap tastes good too |