At 10:33 PM 6/9/00 -0700, you wrote:
 And don't overlook one Charles Goodyear.  If he had
not accidentally
dropped a sample of latex laced with carbon black on a hot stove, we
might still be on wooden wheels with iron treads.
                                                 - don 
Am I missing something? Isn't S+heat what is actually required
for latex vulcanization?  Or was that a particularly sulphur-rich
carbon?
carlos.