Index: fact/tools/pyscripts/tools/cleaning/area_vs_size.py
===================================================================
--- fact/tools/pyscripts/tools/cleaning/area_vs_size.py	(revision 13103)
+++ fact/tools/pyscripts/tools/cleaning/area_vs_size.py	(revision 13104)
@@ -42,4 +42,5 @@
 sizes = []
 for data,startcell,tt in run:
+    # trigger type 4 means 'physics event'
     if tt==4:
         data = despike(data)