>Does any one remember the 1 drop holds 2000lbs commercial? Didn't they lift >a small car? The trick was, according to a physics teacher I had, that the >metal surfaces were milled to an exact fit and highly polished so the one >drop of glue spread over the max surface area and was so thin, the glue >didn't have to bond to itself. --------------- >Keith R A couple of precision gage blocks, carefully and forcibly pressed together are pretty tough to get apart again with no glue at all between them. Ron N
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