That's a period at the end of this uncapitalized sentence. bakelite is the name given to the phenol formaldehyde material by its inventor.

nylon is the name given to that material by its inventor. It's sold under a lot of brand names, like bakelite is. Wake up!

Your original rap on bakelite is at odds with the Wiki stuff to which you directed us. Read again and keep on digging your Hobbiland hole.