About Us

About GreenScreen®

GreenScreen® for Safer Chemicals is a method of comparative Chemical Hazard Assessment (CHA) that can be used for identifying chemicals of high concern and safer alternatives.  GreenScreen was developed by and is a project of Clean Production Action.

Clean Production Action is a tax-exempt, nonprofit corporation under section 501(c)(3) of the Internal Revenue Code. CPA's tax id is 45-3560728.


Notice: Clean Production Action wishes to make readers of its website aware of the following information: Gentronix Limited (www.gentronix.co.uk) based in the United Kingdom provides access to a human cell based reporter assay (GreenScreen® HC) for the determination of genotoxic hazard. This in vitro biological assay should not be confused with ‘GreenScreen® for Safer Chemicals’ from Clean Production Action which is a hazard assessment and decision support method for the evaluation of chemicals. Both Clean Production Action and Gentronix acknowledge the use by the other of the GreenScreen trademark in their respective fields.