Yes you can (as the former POTUS said many times) but you probably look like the tech that answered "With an email message" to the IT manager that asked: "How can we warn the users that the broken mail server will be offline for at least 4 hours?"
Sometimes fire is not a good option to put out fire.
You asked for a good icon but i cannot find perfect match for the badge into that page
A close one seems this
but... i think it still don't get the point.