The List Translator assesses substances based on their presence on lists of chemicals associated with human and environmental health hazards issued by a global set of governmental and professional scientific bodies, such as the European Union’s GHS hazard statements and California's Proposition 65.
The GreenScreen protocol is published in a Guidance document that is reviewed and updated regularly.
It prioritizes for avoidance those substances listed with a high hazard of any of the following endpoints: This parallels the prioritization schemes underlying various international governmental regulatory programs such as the Substance of very high concern definition within the REACH Regulation of the European Union.
Any person can use the GreenScreen List Translator protocol to score a substance.
It is widely referenced in standards and certifications related to green building products, including the Health Product Declaration Standard (HPD),[2] Portico,[3] and the "Building product disclosure and optimization - material ingredients" credits in the US Green Building Council's LEED program.