My Optics professor worked at China Lake on laser weapons. We did the Gillette test. Krell In a message dated 9/19/2014 2:03:45 P.M. Pacific Daylight Time, monroe@xxxxxxxxxxxxxxxxxx writes: Nice! How many people remember measuring laser power in Gillettes? (farther in the video) It really was the standard for a long time. Interesting and useful idea the glass rocket engine. Monroe > -------- Original Message -------- > Subject: [AR] Glass Rocket Engine > From: Lars Osborne <lars.osborne@xxxxxxxxx> > Date: Fri, September 19, 2014 1:19 pm > To: arocket@xxxxxxxxxxxxx > > > High speed video of a clear rocket engine made by rocketdyne in the 60's. > > http://youtu.be/QBV0DED7RYA?t=6m4s > > Has anyone made a clear liquid engine since? > > Thanks, > Lars Osborne