Tell me again what goes in that can?

If your Utah Valley city (Provo, Orem or Lehi) uses Waste Management...

Here is a list for your use as a reference of items which are acceptable and unacceptable for recycling...

Acceptable Items:

Newspaper
Magazines
Glossy Ads
Telephone Books
Plastic Containers (see examples below)
Tin Cans
Aluminum Cans
Corrugated Cardboard
Cereal Boxes
Tissue Boxes
Metal Clothing Hangers
Paper Towel and Toilet Paper Rolls
Junk Mail
Small Appliances including:
Toasters
Irons
Coffee Makers
Kitchen Mixers
Pots and Pans
Plastics #1
(i.e. Pop Bottles)
Plastics #2
(i.e. Milk Jugs, Colored Laundry Detergent Bottles, Water Bottles, and other Natural Colored Plastics)

Unacceptable Items:

Glass
Styrofoam
Food Waste
Green Waste
(i.e. tree limbs or grass clippings)
Dirt or Rocks
Large Appliances
(i.e. dishwashers, water heaters,
clothing washers or dryers, etc.)
Any Plastic not Labeled #1 or #2

Source
(If you have further questions, please contact our Customer Service Department at 785-3000.)

For other cities using Waste Management recycling containers...

This is a generic list of things that are generally accepted as recyclable. These items change based on what your municipality has contracted the local recycler to collect and the technology employed by the local recycler. This differs from city to city, state to state. Please contact your local recycler for the exact information on what is accepted in your specific location.
RECYCLING ACCEPTABLE ITEMS Aluminum cans Brown paper bags Cardboard Catalogs, magazines and phone books Chipboard (cereal boxes, shoe boxes, etc.) Colored paper Computer paper Envelopes Glass bottles and jars Newspapers and junk mail Plastic bottles and jugs Tin and steel cans White ledger paper
RECYCLING NON-ACCEPTABLE ITEMS Aluminum foil Auto glass or ceramics Batteries Film canisters Light bulbs Painted wood Paper towels Plastic grocery bags (Please return to your supermarket) Plastic wrap Porcelain Styrofoam Treated wood

Source: Found here