palmermethod
Member
Maybe you folks already know the differences between some of the plastics or rubbers, but I did not and found this wonderful information on Ebonite, Cumberland, Lucite, Vulcanite, Brindle, Bakelite. He explains exactly what these materials are and their differences.
See at:
http://www.downiepipes.com/faq.html
See at:
http://www.downiepipes.com/faq.html