@@ -107,8 +107,7 @@ The `ENV` instruction sets the environment variable `<key>` to the value

 functionally equivalent to prefixing the command with `<key>=<value>`

 .. note::

-    The environment variables are local to the Dockerfile, they will not persist

-    when a container is run from the resulting image.

+    The environment variables will persist when a container is run from the resulting image.

 2.7 INSERT

 ----------

@@ -122,6 +121,8 @@ curl was installed within the image.

 .. note::

     The path must include the file name.

+.. note::

+    This instruction has temporarily disabled

 3. Dockerfile Examples

 ======================

@@ -179,4 +180,4 @@ curl was installed within the image.

     # Will output something like ===> 695d7793cbe4

     # You'll now have two images, 907ad6c2736f with /bar, and 695d7793cbe4 with

-    # /oink.

\ No newline at end of file

+    # /oink.