Paper
Junk mail, newsprint, magazines, printing paper, phone books, etc. Basically, any kind of paper except shredded, waxed, metallic or soiled. (No hard cover books - donate those instead)
Metal Cans
Aluminum or steel (tin) cans aluminum foil & disposable pans are good, too
Cardboard
Any kind of box that doesn't have a waxed coating (such as those used to hold milk, juice and broth) Flatten it to save room in your cart
Plastic Containers
Look for the numbers 1 -7 within the recycle triangles on the bottom of the container (no Styrofoam, no plastic bags)
Glass
Green, brown and clear bottles and jars