At School http://www.obviously.com/recycle/guides/hard.html Recycling Obscure Materials http://grn.com/grn/ Global Recycling Network http://www.obviously.com/recycle/ The Internet Consumer Recycling Guide http://www.plasticbag.com/ Plastic Bag http://www.recycle.net/recycle/sites/index.html Recycler's World Internet keywords: recycling.