DumbStick 13 Posted May 18, 2005 Share Posted May 18, 2005 Check this out http://www.israel21c.org/bin/en.jsp?enDi...nZone=Profiles& "An earthquake is like lightning and thunder," Gitlis told ISRAEL21c. "First comes the primary waves which run through the ground very quickly. The instrument can sense the primary wave which occurs tens of seconds before the secondary wave, which is the destructive wave. The pre-warning of a half minute enables people to find cover." Link to post Share on other sites
7-11 2 Posted May 19, 2005 Share Posted May 19, 2005 Half a minute hey. What would you do? Link to post Share on other sites
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