diff --git a/screws.scad b/screws.scad
index 9455a07..27c6c5c 100644
--- a/screws.scad
+++ b/screws.scad
@@ -836,7 +836,7 @@ module screw_head(screw_info,details=false) {
 //   $slop = add extra gap to account for printer overextrusion.  Default: 0.2
 //   anchor = anchor relative to the shaft of the screw
 //   anchor_head = anchor relative to the screw head
-// Example: Selected UTS (English) screws
+// Example(Med): Selected UTS (English) screws
 //   $fn=32;
 //   xdistribute(spacing=8){
 //     screw("#6", length=12);
@@ -849,7 +849,7 @@ module screw_head(screw_info,details=false) {
 //     screw("#6-24", head="socket",length=12);          // Non-standard threading
 //     screw("#6-32", drive="hex", drive_size=1.5, length=12);
 //   }
-// Example: A few examples of ISO (metric) screws
+// Example(Med): A few examples of ISO (metric) screws
 //   $fn=32;
 //   xdistribute(spacing=8){
 //     screw("M3", head="flat small",length=12);
@@ -861,7 +861,7 @@ module screw_head(screw_info,details=false) {
 //     screw("M3", head="socket",length=12);
 //     screw("M5", head="hex", length=12);
 //   }
-// Example: Demonstration of all head types for UTS screws (using pitch zero for fast preview)
+// Example(Med): Demonstration of all head types for UTS screws (using pitch zero for fast preview)
 //   xdistribute(spacing=15){
 //     ydistribute(spacing=15){
 //        screw("1/4", thread=0,length=8, anchor=TOP, head="none", drive="hex");
@@ -903,7 +903,7 @@ module screw_head(screw_info,details=false) {
 //        screw("1/4", thread=0,length=8, anchor=TOP, head="flat undercut");
 //     }
 //   }
-// Example: Demonstration of all head types for metric screws without threading.
+// Example(Med): Demonstration of all head types for metric screws without threading.
 //   xdistribute(spacing=15){
 //     ydistribute(spacing=15){
 //       screw("M6x0", length=8, anchor=TOP,  head="none", drive="hex");