Cradle to Cradle: Provides companies with a tangible, credible measure of achievement in environmentally-intelligent design, which means using environmentally safe and healthy materials; design for material reutilization, such as recycling or composting; the use of renewable energy and energy efficiency; efficient use of water, and maximum water quality associated with production; and instituting strategies for social responsibility. A Products can be certified as Silver, Gold or Platinum, or as a Technical/Biological Nutrient (available for homogeneous materials or less complex products).