Disclosed herein are cement compositions and methods of using set-delayed cement compositions in subterranean formations. At least one graphical display includes a user interface associated with a process system. The toolbar is further configured to analyze the knowledge nugget, and to store the knowledge nugget in a transient database or a permanent database as a function of the analysis. After the sample ejecting is finished, the sample can be put into its original place, so as to greatly save the sample. And, the personal electronic device having a closed position wherein the display of the first body is protected by the second body and the manual inputs of the second body are accessibly exposed.