Think about the activities that take place when you're learning about art and creating art projects. What are some of the key materials that you use most often? Paper and paper products, ink, paints and glue. And don't forget the cleaning supplies you use to tidy up. Find out what you can do in the art classroom to cut down on the waste that is produced and limit the need for and use of hazardous materials. Learn how to make your art classroom environmentally friendly.