A commercial or industrial material or product, other than food or feed, that is composed of, or derived from, in whole or in significant part, biological products or renewable domestic agricultural materials, including plant, animal, and marine materials, or forestry materials (IGCC 2015).
Post-Consumer Recycled Content
The proportion of recycled material in a product generated by households or by commercial, industrial, and institutional facilities in their role as end users of the product that can no longer be used for its intended purpose. This includes returns of material from the distribution chain (IGCC 2015).
Pre-Consumer (Post-Industrial) Recycled Content
The proportion of recycled material in a product diverted from the waste stream during the manufacturing process. Pre-consumer recycled content does not include reutilization of material such as rework, regrind, or scrap generated in a process and capable of being reclaimed within the same process that generated it (IGCC 2015).
The basic substance from which products are made, such as concrete, glass, gypsum, masonry, metals, recycled materials (e.g., plastics and metals), oil (petroleum, polylactic acid), stone, agrifiber, bamboo, and wood (LEED v.4).
To divert a material, product, component, module, or a building from the waste stream in order to use it again (IGCC 2015). Reuse includes the recovery and reemployment of materials recovered from existing building or construction sites. Also known as salvage (LEED v.4).
Total Building Materials
Includes all building materials except electrical, mechanical, plumbing, security and fire detection, and alarm equipment and controls, automatic fire sprinkler systems, elevators and conveying systems (IGCC 2015).
Plant-based materials that are eligible for certification under the FSC and other programs. Examples include bamboo and palm (monocots) as well as hardwoods (angiosperms) and softwoods (gymnosperms) (LEED v.4).