what is pvc glue made of
PVA is part of the vinyl family of plastics, but most things we think of as vinyl, such as vinyl siding and upholstery, LP records, raincoats, etc., are made of polyvinyl chloride, or PVC, the same material used to make white plumbing pipe.. Source(s): http://wiki.answers.com/Q/What_is_glue_m...orsehide glue (what I consider glue to be) is made from cow's hooves, bones, and hides since there aren't enough horses getting rendered anymore, and the hides and hooves provide much the same and are useful other places besides in landfills.