The Court added that a chemical test "that can reveal whether a substance is cocaine, and no other arguably 'private' fact, compromises no legitimate privacy interest." ''Jacobsen'', 466 U.S. at 123. | The Court added that a chemical test "that can reveal whether a substance is cocaine, and no other arguably 'private' fact, compromises no legitimate privacy interest." ''Jacobsen'', 466 U.S. at 123. |