When I worked as a grip we had "zip-cord", different than zip-line. You would have to spool it off as you rappelled. But boy what a mess. It would be like cleaning up phone line in a cave from the 60's. Hummm, never mind. Jon
-----Original Message----- From: mark.al...@l-3com.com [mailto:mark.al...@l-3com.com] Sent: Thursday, January 17, 2013 12:30 PM To: Mark Minton; texascavers@texascavers.com Subject: RE: [Texascavers] Gravity-powered LEDs. Details! :) Mark -----Original Message----- From: Mark Minton [mailto:mmin...@caver.net] Sent: Thursday, January 17, 2013 12:20 PM To: texascavers@texascavers.com Subject: Re: [Texascavers] Gravity-powered LEDs. The only problem is that the light would be at the top of the drop while the caver is on the bottom! Mark At 10:53 AM 1/17/2013, Ted Samsel wrote: >And at the end of the abseil/rappel, sunt lux! > >http://arstechnica.com/science/2013/01/kerosene-lamps-face-gravity-powe red-usurper/ Please reply to mmin...@caver.net Permanent email address is mmin...@illinoisalumni.org --------------------------------------------------------------------- Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com --------------------------------------------------------------------- Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com --------------------------------------------------------------------- Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com