A very "nice" WELCOME message exists in the SAFETY filelist.
E-mail listserv@uvmvm B-o-T:
 
get safety welcome f=mail
 
  - - The original note follows - -
 
Introduction to the SAFETY mailing list
Written by Ralph Stuart,
Chemical Safety Coordinator,
University of Vermont,
List-owner, SAFETY.
 
Last revised: June 4, 1993.
 
CONTENTS:
What is SAFETY?
Who is SAFETY?
Where is SAFETY?
When is SAFETY?
Why use SAFETY?
How do I use SAFETY?
REMINDER AND DISCLAIMER
Listserv Commands and Options