They include:-- Compostable plastics, which usually have the letters PLA stamped on them-- Containers that held hazardous materials such as motor oil, solvents and chemicals-- Plastic film or bags-- Plastic utensils-- Styrofoam products, such as egg containers or packaging material (foam peanuts)San Diego has hit a new high-water mark for recycling ??? 66 percent of the waste stream in 2009 ???