diff --git a/modular_hose.scad b/modular_hose.scad
index eddda05..2c1c28b 100644
--- a/modular_hose.scad
+++ b/modular_hose.scad
@@ -193,7 +193,7 @@ module modular_hose(size, type, clearance=0, waist_len, anchor=BOTTOM, spin=0,or
 // Arguments:
 //   size = size of hose part, must be 1/4, 1/2 or 3/4
 //   outer = set to true to get the outer diameter. 
-// Example:
+// Example(3D):
 //   $fn=64;
 //   back_half()
 //      diff("remove")
diff --git a/threading.scad b/threading.scad
index 9856717..d4296ab 100644
--- a/threading.scad
+++ b/threading.scad
@@ -1170,7 +1170,7 @@ module generic_threaded_nut(
 //       right(14)back(19)text("flank",size=4,halign="center");
 //       right(14)back(14)text("angle",size=4,halign="center");
 //      }
-// Example:
+// Examples:
 //   thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=900, $fn=72);
 //   thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=900, higbee=1, $fn=72);
 //   thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=720, higbee=2, internal=true, $fn=72);