The lesson introduces the concept of a product life cycle and how it can be used as tool for the consumer to make more environmentally friendly product choices. The lesson uses the life cycle of a CD or DVD as an example to investigate the life cycle of an everyday product and examine options for reusing, recycling, or disposing of the item after its useful life. Students are introducedto pollution prevention strategies (the three Rs), how consumers can use them, and how the strategies can be incorporated at different stages of a product’s life cycle to make a product more economically and environmentally sustainable.