Quote Originally Posted by KG4CGC View Post
hy·gro·scop·ic
ˌhīɡrəˈskäpik/
adjective
adjective: hygroscopic

  • (of a substance) tending to absorb moisture from the air.
    Hygroscopic cpu insulators come to mind ... uh huh.




As does 'hygroscopic potting compound', the bane of several popular rigs of the 80s.