diff --git a/fxkill/fxkill b/fxkill/fxkill
index 13d7b21..85a1841 100755
--- a/fxkill/fxkill
+++ b/fxkill/fxkill
@@ -1,5 +1,9 @@
 #!/bin/bash
 
 # Kill firefox content processes
+# Content processes can normally be restored by clicking restore tab.
 
-ps aux |G firefox contentproc childID -v grep |field 2 | xargs -r kill
+ps aux |
+    G firefox contentproc childID -v grep |
+    field 2 |
+    parallel -v --delay 1 -r kill