ORIGINAL MESSAGE: On Mon, 29 Oct 2007 07:46:03 -0600, "Dr. James C. Garland" <4cx250b at muohio.edu> wrote: >242 is one of the >'reversible' grades of Loctite ------------ REPLY FOLLOWS ------------ The other grades can be removed too, it just takes heat, such as from a blowtorch. 242 can be removed without heat. 73, Bill W6WRT