Mirel bioplastic resins produced by Telles, the co.’s joint venture with Archer Daniels Midland, have been certified compostable by the Biodegradable Products Institute (BPI), an independent North American certifier of compostable material. BPI certification shows that the co.’s base resins comply with the specifications established in the American Society for Testing and Materials standard ASTM D6400 for composting in a professionally managed composting facility. The BPI’s certification covers the co.’s base resins. These will be further compounded into grades for use in injection molding, film, sheet and thermoforming by manufacturers of products and packaging.

Metabolix, 617/583-1700. www.metabolix.com