History of Vinyl

	Revision 10 . . October 23, 2001 11:59 pm by DrBob [added formula]
	Revision 9 . . (edit) October 23, 2001 6:17 pm by Malcolm Farmer
	Revision 8 . . (edit) October 23, 2001 6:14 pm by Malcolm Farmer [links - thse need reorganising somehow...]
	Revision 7 . . (edit) October 23, 2001 6:12 pm by Malcolm Farmer
	Revision 6 . . October 23, 2001 5:51 pm by Anders Torlind [Split content to [[vinyl record]]]
	Revision 5 . . (edit) October 23, 2001 3:17 am by Latexture
	Revision 4 . . October 23, 2001 3:10 am by Latexture [Added material about the present availability of vinyl]
	Revision 3 . . (edit) October 5, 2001 2:35 am by Mike dill
	Revision 2 . . (edit) October 5, 2001 2:35 am by Mike dill
	Revision 1 . . May 20, 2001 9:55 pm by LA2

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Difference (from prior major revision) (no other diffs)

Changed: 1c1

Vinyl is an unsaturated hydrocarbon

A vinyl is an organic molecule containing a vinyl group:

Changed: 3c3,7

formula needed!

H R \ / C = C / \ H H

Changed: 5c9,13

The polymer [Polyvinyl Chloride]? is frequently refferred to as Vinyl

where R is any hydrocarbon. The polymer polyvinyl chloride is frequently referred to as vinyl, and is made by polymerization of the monomer vinyl chloride (CH2=CHCl). See also vinyl record.