What is a "Green" Product?

David T. Allen
Department of Chemical Engineering
University of Texas
Austin, Texas 78712-1062


Which is better for the environment - a high efficiency hybrid vehicle or a battery powered electric vehicle?  Is it better to use a paper cup, a plastic cup or a reusable ceramic cup?  What characteristics make a product environmentally preferable?  How do we even begin to answer these questions?

Click "Green" Product Below:

"Green" Product?