the item hasbeen evaluated applying research-based environmental leadership criteria. 2. It works as well as or a lot better than other products in its class-based on approved criteria. 3. It has been independently certified without prejudice or conflict of interest. expectations Extra considerations, and capabilities that may be covered by natural certification include: Use of the merchandise helps protect indoor air and environmental quality. The merchandise is produced utilizing recycled content (postconsumer/postindustrial), in addition to being produced from renewable, sustainable methods. The item does not contain chlorofluorocarbons (CFCs) or other ozone-depleting substances.