diff --git a/src/obidmscolumn.h b/src/obidmscolumn.h
index 75d5cfc..dd8b8e2 100644
--- a/src/obidmscolumn.h
+++ b/src/obidmscolumn.h
@@ -35,13 +35,13 @@
 										   	   	 */
 #define COLUMN_GROWTH_FACTOR (2)	 	  		/**< The growth factor when a column is enlarged.
                                 	   	   	   	 */
-#define MAXIMUM_LINE_COUNT (1000000000)   		/**< The maximum line count for the data of a column. //TODO
+#define MAXIMUM_LINE_COUNT (1000000000)   		/**< The maximum line count for the data of a column (1E9). //TODO
                                 	       	   	 */
 #define COMMENTS_MAX_LENGTH (2048)        		/**< The maximum length for comments.
  	 	 	 	 	 	 	 	 	       	   	 */
-#define FORMATTED_ELT_NAMES_SEPARATOR '\0'		/**< The maximum length for comments.
+#define FORMATTED_ELT_NAMES_SEPARATOR '\0'		/**< The separator between elements names once formatted to be stored in columns.
  	 	 	 	 	 	 	 	 	       	   	 */
-#define NOT_FORMATTED_ELT_NAMES_SEPARATOR ';'   /**< The maximum length for comments.
+#define NOT_FORMATTED_ELT_NAMES_SEPARATOR ';'   /**< The separator between elements names before being formatted to be stored in columns (e.g. as sent by the upper layer).
  	 	 	 	 	 	 	 	 	 	 	 	 */